Home / 2,287,502.64-3,431,278.60-690,079.57

Finding the Fourth Proportional to 2,287,502.64, 3,431,278.60 and 690,079.57

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Solution

The fourth proportional to 2,287,502.64, 3,431,278.60 and 690,079.57 is: 1,035,126.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,502.64 : 3,431,278.60 = 690,079.57 : x
  2. Step 2: Convert to fraction form
    2,287,502.64/3,431,278.60 = 690,079.57/x
  3. Step 3: Cross multiply
    2,287,502.64x = 3,431,278.60 × 690,079.57
  4. Step 4: Simplify right side
    2,287,502.64x = 2,367,855,250,534.81
  5. Step 5: Solve for x
    x = 2,367,855,250,534.81/2,287,502.64
  6. Step 6: Final answer
    x = 1,035,126.78

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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.