Home / 2,909,965.38-4,357,495.17-2,428,997.31

Finding the Fourth Proportional to 2,909,965.38, 4,357,495.17 and 2,428,997.31

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Solution

The fourth proportional to 2,909,965.38, 4,357,495.17 and 2,428,997.31 is: 3,637,274.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,965.38 : 4,357,495.17 = 2,428,997.31 : x
  2. Step 2: Convert to fraction form
    2,909,965.38/4,357,495.17 = 2,428,997.31/x
  3. Step 3: Cross multiply
    2,909,965.38x = 4,357,495.17 × 2,428,997.31
  4. Step 4: Simplify right side
    2,909,965.38x = 10,584,344,046,267.99
  5. Step 5: Solve for x
    x = 10,584,344,046,267.99/2,909,965.38
  6. Step 6: Final answer
    x = 3,637,274.90

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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.