Home / 3,139,553.40-4,709,330.10-1,344,463.80

Finding the Fourth Proportional to 3,139,553.40, 4,709,330.10 and 1,344,463.80

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Solution

The fourth proportional to 3,139,553.40, 4,709,330.10 and 1,344,463.80 is: 2,016,695.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,553.40 : 4,709,330.10 = 1,344,463.80 : x
  2. Step 2: Convert to fraction form
    3,139,553.40/4,709,330.10 = 1,344,463.80/x
  3. Step 3: Cross multiply
    3,139,553.40x = 4,709,330.10 × 1,344,463.80
  4. Step 4: Simplify right side
    3,139,553.40x = 6,331,523,841,700.38
  5. Step 5: Solve for x
    x = 6,331,523,841,700.38/3,139,553.40
  6. Step 6: Final answer
    x = 2,016,695.70

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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.