Home / 1,187,500.10-1,780,575.27-467,451.50

Finding the Fourth Proportional to 1,187,500.10, 1,780,575.27 and 467,451.50

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Solution

The fourth proportional to 1,187,500.10, 1,780,575.27 and 467,451.50 is: 700,911.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,500.10 : 1,780,575.27 = 467,451.50 : x
  2. Step 2: Convert to fraction form
    1,187,500.10/1,780,575.27 = 467,451.50/x
  3. Step 3: Cross multiply
    1,187,500.10x = 1,780,575.27 × 467,451.50
  4. Step 4: Simplify right side
    1,187,500.10x = 832,332,580,824.41
  5. Step 5: Solve for x
    x = 832,332,580,824.41/1,187,500.10
  6. Step 6: Final answer
    x = 700,911.59

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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.