Home / 3,174,061.96-4,381,545.90-2,142,966.52

Finding the Fourth Proportional to 3,174,061.96, 4,381,545.90 and 2,142,966.52

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Solution

The fourth proportional to 3,174,061.96, 4,381,545.90 and 2,142,966.52 is: 2,958,198.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,061.96 : 4,381,545.90 = 2,142,966.52 : x
  2. Step 2: Convert to fraction form
    3,174,061.96/4,381,545.90 = 2,142,966.52/x
  3. Step 3: Cross multiply
    3,174,061.96x = 4,381,545.90 × 2,142,966.52
  4. Step 4: Simplify right side
    3,174,061.96x = 9,389,506,169,543.27
  5. Step 5: Solve for x
    x = 9,389,506,169,543.27/3,174,061.96
  6. Step 6: Final answer
    x = 2,958,198.76

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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.