Home / 3,960,148.24-5,467,472.82-2,721,890.71

Finding the Fourth Proportional to 3,960,148.24, 5,467,472.82 and 2,721,890.71

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Solution

The fourth proportional to 3,960,148.24, 5,467,472.82 and 2,721,890.71 is: 3,757,905.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,148.24 : 5,467,472.82 = 2,721,890.71 : x
  2. Step 2: Convert to fraction form
    3,960,148.24/5,467,472.82 = 2,721,890.71/x
  3. Step 3: Cross multiply
    3,960,148.24x = 5,467,472.82 × 2,721,890.71
  4. Step 4: Simplify right side
    3,960,148.24x = 14,881,863,475,935.50
  5. Step 5: Solve for x
    x = 14,881,863,475,935.50/3,960,148.24
  6. Step 6: Final answer
    x = 3,757,905.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.