Home / 1,755,247.80-2,632,958.10-915,439.80

Finding the Fourth Proportional to 1,755,247.80, 2,632,958.10 and 915,439.80

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Solution

The fourth proportional to 1,755,247.80, 2,632,958.10 and 915,439.80 is: 1,373,204.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,247.80 : 2,632,958.10 = 915,439.80 : x
  2. Step 2: Convert to fraction form
    1,755,247.80/2,632,958.10 = 915,439.80/x
  3. Step 3: Cross multiply
    1,755,247.80x = 2,632,958.10 × 915,439.80
  4. Step 4: Simplify right side
    1,755,247.80x = 2,410,314,636,472.38
  5. Step 5: Solve for x
    x = 2,410,314,636,472.38/1,755,247.80
  6. Step 6: Final answer
    x = 1,373,204.76

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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.