Home / 999,719.52-1,379,611.44-547,010.40

Finding the Fourth Proportional to 999,719.52, 1,379,611.44 and 547,010.40

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Solution

The fourth proportional to 999,719.52, 1,379,611.44 and 547,010.40 is: 754,873.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,719.52 : 1,379,611.44 = 547,010.40 : x
  2. Step 2: Convert to fraction form
    999,719.52/1,379,611.44 = 547,010.40/x
  3. Step 3: Cross multiply
    999,719.52x = 1,379,611.44 × 547,010.40
  4. Step 4: Simplify right side
    999,719.52x = 754,661,805,638.98
  5. Step 5: Solve for x
    x = 754,661,805,638.98/999,719.52
  6. Step 6: Final answer
    x = 754,873.53

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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.