Home / 1,759,797.28-2,428,500.72-985,435.12

Finding the Fourth Proportional to 1,759,797.28, 2,428,500.72 and 985,435.12

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Solution

The fourth proportional to 1,759,797.28, 2,428,500.72 and 985,435.12 is: 1,359,889.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,797.28 : 2,428,500.72 = 985,435.12 : x
  2. Step 2: Convert to fraction form
    1,759,797.28/2,428,500.72 = 985,435.12/x
  3. Step 3: Cross multiply
    1,759,797.28x = 2,428,500.72 × 985,435.12
  4. Step 4: Simplify right side
    1,759,797.28x = 2,393,129,898,433.29
  5. Step 5: Solve for x
    x = 2,393,129,898,433.29/1,759,797.28
  6. Step 6: Final answer
    x = 1,359,889.53

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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.