Home / 1,331,003.48-1,996,841.84-371,458.89

Finding the Fourth Proportional to 1,331,003.48, 1,996,841.84 and 371,458.89

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Solution

The fourth proportional to 1,331,003.48, 1,996,841.84 and 371,458.89 is: 557,282.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,003.48 : 1,996,841.84 = 371,458.89 : x
  2. Step 2: Convert to fraction form
    1,331,003.48/1,996,841.84 = 371,458.89/x
  3. Step 3: Cross multiply
    1,331,003.48x = 1,996,841.84 × 371,458.89
  4. Step 4: Simplify right side
    1,331,003.48x = 741,744,651,534.66
  5. Step 5: Solve for x
    x = 741,744,651,534.66/1,331,003.48
  6. Step 6: Final answer
    x = 557,282.28

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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.