Home / 5,328,003.80-7,982,820.30-2,482,279.40

Finding the Fourth Proportional to 5,328,003.80, 7,982,820.30 and 2,482,279.40

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Solution

The fourth proportional to 5,328,003.80, 7,982,820.30 and 2,482,279.40 is: 3,719,139.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,003.80 : 7,982,820.30 = 2,482,279.40 : x
  2. Step 2: Convert to fraction form
    5,328,003.80/7,982,820.30 = 2,482,279.40/x
  3. Step 3: Cross multiply
    5,328,003.80x = 7,982,820.30 × 2,482,279.40
  4. Step 4: Simplify right side
    5,328,003.80x = 19,815,590,384,591.82
  5. Step 5: Solve for x
    x = 19,815,590,384,591.82/5,328,003.80
  6. Step 6: Final answer
    x = 3,719,139.69

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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.