Home / 3,084,701.55-4,627,998.20-1,380,279.70

Finding the Fourth Proportional to 3,084,701.55, 4,627,998.20 and 1,380,279.70

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Solution

The fourth proportional to 3,084,701.55, 4,627,998.20 and 1,380,279.70 is: 2,070,842.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084,701.55 : 4,627,998.20 = 1,380,279.70 : x
  2. Step 2: Convert to fraction form
    3,084,701.55/4,627,998.20 = 1,380,279.70/x
  3. Step 3: Cross multiply
    3,084,701.55x = 4,627,998.20 × 1,380,279.70
  4. Step 4: Simplify right side
    3,084,701.55x = 6,387,931,967,096.54
  5. Step 5: Solve for x
    x = 6,387,931,967,096.54/3,084,701.55
  6. Step 6: Final answer
    x = 2,070,842.79

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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.