Home / 1,107,412.70-1,661,032.65-433,363.10

Finding the Fourth Proportional to 1,107,412.70, 1,661,032.65 and 433,363.10

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Solution

The fourth proportional to 1,107,412.70, 1,661,032.65 and 433,363.10 is: 650,010.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,412.70 : 1,661,032.65 = 433,363.10 : x
  2. Step 2: Convert to fraction form
    1,107,412.70/1,661,032.65 = 433,363.10/x
  3. Step 3: Cross multiply
    1,107,412.70x = 1,661,032.65 × 433,363.10
  4. Step 4: Simplify right side
    1,107,412.70x = 719,830,258,405.22
  5. Step 5: Solve for x
    x = 719,830,258,405.22/1,107,412.70
  6. Step 6: Final answer
    x = 650,010.84

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Double scale
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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.