Home / 3,974,832.79-5,935,323.45-3,156,029.62

Finding the Fourth Proportional to 3,974,832.79, 5,935,323.45 and 3,156,029.62

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Solution

The fourth proportional to 3,974,832.79, 5,935,323.45 and 3,156,029.62 is: 4,712,665.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,832.79 : 5,935,323.45 = 3,156,029.62 : x
  2. Step 2: Convert to fraction form
    3,974,832.79/5,935,323.45 = 3,156,029.62/x
  3. Step 3: Cross multiply
    3,974,832.79x = 5,935,323.45 × 3,156,029.62
  4. Step 4: Simplify right side
    3,974,832.79x = 18,732,056,597,642.28
  5. Step 5: Solve for x
    x = 18,732,056,597,642.28/3,974,832.79
  6. Step 6: Final answer
    x = 4,712,665.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.