Home / 999,561.60-1,379,393.28-546,851.52

Finding the Fourth Proportional to 999,561.60, 1,379,393.28 and 546,851.52

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Solution

The fourth proportional to 999,561.60, 1,379,393.28 and 546,851.52 is: 754,654.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,561.60 : 1,379,393.28 = 546,851.52 : x
  2. Step 2: Convert to fraction form
    999,561.60/1,379,393.28 = 546,851.52/x
  3. Step 3: Cross multiply
    999,561.60x = 1,379,393.28 × 546,851.52
  4. Step 4: Simplify right side
    999,561.60x = 754,323,311,845.79
  5. Step 5: Solve for x
    x = 754,323,311,845.79/999,561.60
  6. Step 6: Final answer
    x = 754,654.15

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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.