Home / 1,122,752.18-1,550,084.46-730,658.72

Finding the Fourth Proportional to 1,122,752.18, 1,550,084.46 and 730,658.72

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Solution

The fourth proportional to 1,122,752.18, 1,550,084.46 and 730,658.72 is: 1,008,755.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,752.18 : 1,550,084.46 = 730,658.72 : x
  2. Step 2: Convert to fraction form
    1,122,752.18/1,550,084.46 = 730,658.72/x
  3. Step 3: Cross multiply
    1,122,752.18x = 1,550,084.46 × 730,658.72
  4. Step 4: Simplify right side
    1,122,752.18x = 1,132,582,727,435.49
  5. Step 5: Solve for x
    x = 1,132,582,727,435.49/1,122,752.18
  6. Step 6: Final answer
    x = 1,008,755.76

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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.