Home / 3,917,565.52-5,406,251.67-2,175,238.68

Finding the Fourth Proportional to 3,917,565.52, 5,406,251.67 and 2,175,238.68

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Solution

The fourth proportional to 3,917,565.52, 5,406,251.67 and 2,175,238.68 is: 3,001,835.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917,565.52 : 5,406,251.67 = 2,175,238.68 : x
  2. Step 2: Convert to fraction form
    3,917,565.52/5,406,251.67 = 2,175,238.68/x
  3. Step 3: Cross multiply
    3,917,565.52x = 5,406,251.67 × 2,175,238.68
  4. Step 4: Simplify right side
    3,917,565.52x = 11,759,887,746,398.60
  5. Step 5: Solve for x
    x = 11,759,887,746,398.60/3,917,565.52
  6. Step 6: Final answer
    x = 3,001,835.63

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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.