Home / 4,741,306.56-7,111,978.28-1,147,067.72

Finding the Fourth Proportional to 4,741,306.56, 7,111,978.28 and 1,147,067.72

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Solution

The fourth proportional to 4,741,306.56, 7,111,978.28 and 1,147,067.72 is: 1,720,606.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741,306.56 : 7,111,978.28 = 1,147,067.72 : x
  2. Step 2: Convert to fraction form
    4,741,306.56/7,111,978.28 = 1,147,067.72/x
  3. Step 3: Cross multiply
    4,741,306.56x = 7,111,978.28 × 1,147,067.72
  4. Step 4: Simplify right side
    4,741,306.56x = 8,157,920,710,329.12
  5. Step 5: Solve for x
    x = 8,157,920,710,329.12/4,741,306.56
  6. Step 6: Final answer
    x = 1,720,606.04

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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.