Home / 1,759,213.33-2,427,943.07-985,138.90

Finding the Fourth Proportional to 1,759,213.33, 2,427,943.07 and 985,138.90

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Solution

The fourth proportional to 1,759,213.33, 2,427,943.07 and 985,138.90 is: 1,359,619.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,213.33 : 2,427,943.07 = 985,138.90 : x
  2. Step 2: Convert to fraction form
    1,759,213.33/2,427,943.07 = 985,138.90/x
  3. Step 3: Cross multiply
    1,759,213.33x = 2,427,943.07 × 985,138.90
  4. Step 4: Simplify right side
    1,759,213.33x = 2,391,861,165,242.42
  5. Step 5: Solve for x
    x = 2,391,861,165,242.42/1,759,213.33
  6. Step 6: Final answer
    x = 1,359,619.74

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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.