Home / 1,003,772.61-1,377,522.56-996,686.73

Finding the Fourth Proportional to 1,003,772.61, 1,377,522.56 and 996,686.73

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Solution

The fourth proportional to 1,003,772.61, 1,377,522.56 and 996,686.73 is: 1,367,798.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,772.61 : 1,377,522.56 = 996,686.73 : x
  2. Step 2: Convert to fraction form
    1,003,772.61/1,377,522.56 = 996,686.73/x
  3. Step 3: Cross multiply
    1,003,772.61x = 1,377,522.56 × 996,686.73
  4. Step 4: Simplify right side
    1,003,772.61x = 1,372,958,458,319.35
  5. Step 5: Solve for x
    x = 1,372,958,458,319.35/1,003,772.61
  6. Step 6: Final answer
    x = 1,367,798.29

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.