Home / 1,117,132.71-1,541,597.74-633,687.47

Finding the Fourth Proportional to 1,117,132.71, 1,541,597.74 and 633,687.47

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Solution

The fourth proportional to 1,117,132.71, 1,541,597.74 and 633,687.47 is: 874,462.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,132.71 : 1,541,597.74 = 633,687.47 : x
  2. Step 2: Convert to fraction form
    1,117,132.71/1,541,597.74 = 633,687.47/x
  3. Step 3: Cross multiply
    1,117,132.71x = 1,541,597.74 × 633,687.47
  4. Step 4: Simplify right side
    1,117,132.71x = 976,891,176,778.59
  5. Step 5: Solve for x
    x = 976,891,176,778.59/1,117,132.71
  6. Step 6: Final answer
    x = 874,462.96

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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.