Home / 2,961,487.47-4,442,502.31-831,557.24

Finding the Fourth Proportional to 2,961,487.47, 4,442,502.31 and 831,557.24

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Solution

The fourth proportional to 2,961,487.47, 4,442,502.31 and 831,557.24 is: 1,247,411.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,487.47 : 4,442,502.31 = 831,557.24 : x
  2. Step 2: Convert to fraction form
    2,961,487.47/4,442,502.31 = 831,557.24/x
  3. Step 3: Cross multiply
    2,961,487.47x = 4,442,502.31 × 831,557.24
  4. Step 4: Simplify right side
    2,961,487.47x = 3,694,194,951,965.20
  5. Step 5: Solve for x
    x = 3,694,194,951,965.20/2,961,487.47
  6. Step 6: Final answer
    x = 1,247,411.98

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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.