Home / 1,647,507.50-2,273,829.60-985,174.55

Finding the Fourth Proportional to 1,647,507.50, 2,273,829.60 and 985,174.55

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Solution

The fourth proportional to 1,647,507.50, 2,273,829.60 and 985,174.55 is: 1,359,701.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,507.50 : 2,273,829.60 = 985,174.55 : x
  2. Step 2: Convert to fraction form
    1,647,507.50/2,273,829.60 = 985,174.55/x
  3. Step 3: Cross multiply
    1,647,507.50x = 2,273,829.60 × 985,174.55
  4. Step 4: Simplify right side
    1,647,507.50x = 2,240,119,045,496.49
  5. Step 5: Solve for x
    x = 2,240,119,045,496.49/1,647,507.50
  6. Step 6: Final answer
    x = 1,359,701.88

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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.