Home / 1,342,517.15-2,013,575.70-443,963.60

Finding the Fourth Proportional to 1,342,517.15, 2,013,575.70 and 443,963.60

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Solution

The fourth proportional to 1,342,517.15, 2,013,575.70 and 443,963.60 is: 665,879.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,517.15 : 2,013,575.70 = 443,963.60 : x
  2. Step 2: Convert to fraction form
    1,342,517.15/2,013,575.70 = 443,963.60/x
  3. Step 3: Cross multiply
    1,342,517.15x = 2,013,575.70 × 443,963.60
  4. Step 4: Simplify right side
    1,342,517.15x = 893,954,306,576.64
  5. Step 5: Solve for x
    x = 893,954,306,576.64/1,342,517.15
  6. Step 6: Final answer
    x = 665,879.25

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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.