Home / 1,544,011.10-2,316,016.65-422,080.10

Finding the Fourth Proportional to 1,544,011.10, 2,316,016.65 and 422,080.10

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Solution

The fourth proportional to 1,544,011.10, 2,316,016.65 and 422,080.10 is: 633,120.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,011.10 : 2,316,016.65 = 422,080.10 : x
  2. Step 2: Convert to fraction form
    1,544,011.10/2,316,016.65 = 422,080.10/x
  3. Step 3: Cross multiply
    1,544,011.10x = 2,316,016.65 × 422,080.10
  4. Step 4: Simplify right side
    1,544,011.10x = 977,544,539,233.67
  5. Step 5: Solve for x
    x = 977,544,539,233.67/1,544,011.10
  6. Step 6: Final answer
    x = 633,120.15

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Half scale
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Double scale
Find fourth proportional to 1,544,012.10, 2,316,018.15 and 422,081.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.