Home / 1,342,930.70-2,016,728.85-713,074.70

Finding the Fourth Proportional to 1,342,930.70, 2,016,728.85 and 713,074.70

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Solution

The fourth proportional to 1,342,930.70, 2,016,728.85 and 713,074.70 is: 1,070,850.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,930.70 : 2,016,728.85 = 713,074.70 : x
  2. Step 2: Convert to fraction form
    1,342,930.70/2,016,728.85 = 713,074.70/x
  3. Step 3: Cross multiply
    1,342,930.70x = 2,016,728.85 × 713,074.70
  4. Step 4: Simplify right side
    1,342,930.70x = 1,438,078,319,695.10
  5. Step 5: Solve for x
    x = 1,438,078,319,695.10/1,342,930.70
  6. Step 6: Final answer
    x = 1,070,850.73

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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.