Home / 3,618,290.57-5,420,340.86-2,098,781.19

Finding the Fourth Proportional to 3,618,290.57, 5,420,340.86 and 2,098,781.19

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Solution

The fourth proportional to 3,618,290.57, 5,420,340.86 and 2,098,781.19 is: 3,144,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,290.57 : 5,420,340.86 = 2,098,781.19 : x
  2. Step 2: Convert to fraction form
    3,618,290.57/5,420,340.86 = 2,098,781.19/x
  3. Step 3: Cross multiply
    3,618,290.57x = 5,420,340.86 × 2,098,781.19
  4. Step 4: Simplify right side
    3,618,290.57x = 11,376,109,429,862.52
  5. Step 5: Solve for x
    x = 11,376,109,429,862.52/3,618,290.57
  6. Step 6: Final answer
    x = 3,144,056.35

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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.