Home / 2,480,357.16-3,721,066.98-861,176.61

Finding the Fourth Proportional to 2,480,357.16, 3,721,066.98 and 861,176.61

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Solution

The fourth proportional to 2,480,357.16, 3,721,066.98 and 861,176.61 is: 1,291,949.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480,357.16 : 3,721,066.98 = 861,176.61 : x
  2. Step 2: Convert to fraction form
    2,480,357.16/3,721,066.98 = 861,176.61/x
  3. Step 3: Cross multiply
    2,480,357.16x = 3,721,066.98 × 861,176.61
  4. Step 4: Simplify right side
    2,480,357.16x = 3,204,495,847,419.34
  5. Step 5: Solve for x
    x = 3,204,495,847,419.34/2,480,357.16
  6. Step 6: Final answer
    x = 1,291,949.36

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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.