Home / 2,486,428.80-3,729,643.20-2,468,714.10

Finding the Fourth Proportional to 2,486,428.80, 3,729,643.20 and 2,468,714.10

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Solution

The fourth proportional to 2,486,428.80, 3,729,643.20 and 2,468,714.10 is: 3,703,071.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,428.80 : 3,729,643.20 = 2,468,714.10 : x
  2. Step 2: Convert to fraction form
    2,486,428.80/3,729,643.20 = 2,468,714.10/x
  3. Step 3: Cross multiply
    2,486,428.80x = 3,729,643.20 × 2,468,714.10
  4. Step 4: Simplify right side
    2,486,428.80x = 9,207,422,755,809.12
  5. Step 5: Solve for x
    x = 9,207,422,755,809.12/2,486,428.80
  6. Step 6: Final answer
    x = 3,703,071.15

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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.