Home / 1,342,999.25-2,013,232.56-668,442.86

Finding the Fourth Proportional to 1,342,999.25, 2,013,232.56 and 668,442.86

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Solution

The fourth proportional to 1,342,999.25, 2,013,232.56 and 668,442.86 is: 1,002,034.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,999.25 : 2,013,232.56 = 668,442.86 : x
  2. Step 2: Convert to fraction form
    1,342,999.25/2,013,232.56 = 668,442.86/x
  3. Step 3: Cross multiply
    1,342,999.25x = 2,013,232.56 × 668,442.86
  4. Step 4: Simplify right side
    1,342,999.25x = 1,345,730,930,251.52
  5. Step 5: Solve for x
    x = 1,345,730,930,251.52/1,342,999.25
  6. Step 6: Final answer
    x = 1,002,034.01

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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.