Home / 1,138,023.12-1,707,992.39-569,233.62

Finding the Fourth Proportional to 1,138,023.12, 1,707,992.39 and 569,233.62

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Solution

The fourth proportional to 1,138,023.12, 1,707,992.39 and 569,233.62 is: 854,329.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,023.12 : 1,707,992.39 = 569,233.62 : x
  2. Step 2: Convert to fraction form
    1,138,023.12/1,707,992.39 = 569,233.62/x
  3. Step 3: Cross multiply
    1,138,023.12x = 1,707,992.39 × 569,233.62
  4. Step 4: Simplify right side
    1,138,023.12x = 972,246,691,092.15
  5. Step 5: Solve for x
    x = 972,246,691,092.15/1,138,023.12
  6. Step 6: Final answer
    x = 854,329.47

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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.