Home / 5,405,279.58-7,459,286.56-2,957,891.15

Finding the Fourth Proportional to 5,405,279.58, 7,459,286.56 and 2,957,891.15

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Solution

The fourth proportional to 5,405,279.58, 7,459,286.56 and 2,957,891.15 is: 4,081,890.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405,279.58 : 7,459,286.56 = 2,957,891.15 : x
  2. Step 2: Convert to fraction form
    5,405,279.58/7,459,286.56 = 2,957,891.15/x
  3. Step 3: Cross multiply
    5,405,279.58x = 7,459,286.56 × 2,957,891.15
  4. Step 4: Simplify right side
    5,405,279.58x = 22,063,757,712,391.43
  5. Step 5: Solve for x
    x = 22,063,757,712,391.43/5,405,279.58
  6. Step 6: Final answer
    x = 4,081,890.19

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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.