Home / 4,218,318.31-6,324,665.14-1,377,434.47

Finding the Fourth Proportional to 4,218,318.31, 6,324,665.14 and 1,377,434.47

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Solution

The fourth proportional to 4,218,318.31, 6,324,665.14 and 1,377,434.47 is: 2,065,233.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218,318.31 : 6,324,665.14 = 1,377,434.47 : x
  2. Step 2: Convert to fraction form
    4,218,318.31/6,324,665.14 = 1,377,434.47/x
  3. Step 3: Cross multiply
    4,218,318.31x = 6,324,665.14 × 1,377,434.47
  4. Step 4: Simplify right side
    4,218,318.31x = 8,711,811,775,043.38
  5. Step 5: Solve for x
    x = 8,711,811,775,043.38/4,218,318.31
  6. Step 6: Final answer
    x = 2,065,233.38

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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.