Home / 1,381,791.16-2,070,160.75-1,001,770.75

Finding the Fourth Proportional to 1,381,791.16, 2,070,160.75 and 1,001,770.75

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Solution

The fourth proportional to 1,381,791.16, 2,070,160.75 and 1,001,770.75 is: 1,500,824.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,791.16 : 2,070,160.75 = 1,001,770.75 : x
  2. Step 2: Convert to fraction form
    1,381,791.16/2,070,160.75 = 1,001,770.75/x
  3. Step 3: Cross multiply
    1,381,791.16x = 2,070,160.75 × 1,001,770.75
  4. Step 4: Simplify right side
    1,381,791.16x = 2,073,826,490,987.98
  5. Step 5: Solve for x
    x = 2,073,826,490,987.98/1,381,791.16
  6. Step 6: Final answer
    x = 1,500,824.83

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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.