Home / 1,172,909.97-1,752,087.71-850,502.43

Finding the Fourth Proportional to 1,172,909.97, 1,752,087.71 and 850,502.43

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Solution

The fourth proportional to 1,172,909.97, 1,752,087.71 and 850,502.43 is: 1,270,476.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,909.97 : 1,752,087.71 = 850,502.43 : x
  2. Step 2: Convert to fraction form
    1,172,909.97/1,752,087.71 = 850,502.43/x
  3. Step 3: Cross multiply
    1,172,909.97x = 1,752,087.71 × 850,502.43
  4. Step 4: Simplify right side
    1,172,909.97x = 1,490,154,857,054.39
  5. Step 5: Solve for x
    x = 1,490,154,857,054.39/1,172,909.97
  6. Step 6: Final answer
    x = 1,270,476.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.