Home / 3,187,614.02-4,781,472.92-913,129.57

Finding the Fourth Proportional to 3,187,614.02, 4,781,472.92 and 913,129.57

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Solution

The fourth proportional to 3,187,614.02, 4,781,472.92 and 913,129.57 is: 1,369,709.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,614.02 : 4,781,472.92 = 913,129.57 : x
  2. Step 2: Convert to fraction form
    3,187,614.02/4,781,472.92 = 913,129.57/x
  3. Step 3: Cross multiply
    3,187,614.02x = 4,781,472.92 × 913,129.57
  4. Step 4: Simplify right side
    3,187,614.02x = 4,366,104,311,406.24
  5. Step 5: Solve for x
    x = 4,366,104,311,406.24/3,187,614.02
  6. Step 6: Final answer
    x = 1,369,709.22

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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.