Home / 1,124,017.10-1,686,025.65-325,324.70

Finding the Fourth Proportional to 1,124,017.10, 1,686,025.65 and 325,324.70

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Solution

The fourth proportional to 1,124,017.10, 1,686,025.65 and 325,324.70 is: 487,987.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,017.10 : 1,686,025.65 = 325,324.70 : x
  2. Step 2: Convert to fraction form
    1,124,017.10/1,686,025.65 = 325,324.70/x
  3. Step 3: Cross multiply
    1,124,017.10x = 1,686,025.65 × 325,324.70
  4. Step 4: Simplify right side
    1,124,017.10x = 548,505,788,778.56
  5. Step 5: Solve for x
    x = 548,505,788,778.56/1,124,017.10
  6. Step 6: Final answer
    x = 487,987.05

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Double scale
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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.