Home / 3,126,143.43-4,689,127.67-996,355.35

Finding the Fourth Proportional to 3,126,143.43, 4,689,127.67 and 996,355.35

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Solution

The fourth proportional to 3,126,143.43, 4,689,127.67 and 996,355.35 is: 1,494,505.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,143.43 : 4,689,127.67 = 996,355.35 : x
  2. Step 2: Convert to fraction form
    3,126,143.43/4,689,127.67 = 996,355.35/x
  3. Step 3: Cross multiply
    3,126,143.43x = 4,689,127.67 × 996,355.35
  4. Step 4: Simplify right side
    3,126,143.43x = 4,672,037,435,855.76
  5. Step 5: Solve for x
    x = 4,672,037,435,855.76/3,126,143.43
  6. Step 6: Final answer
    x = 1,494,505.14

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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.