Home / 1,299,177.52-1,791,975.38-847,080.88

Finding the Fourth Proportional to 1,299,177.52, 1,791,975.38 and 847,080.88

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Solution

The fourth proportional to 1,299,177.52, 1,791,975.38 and 847,080.88 is: 1,168,391.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,177.52 : 1,791,975.38 = 847,080.88 : x
  2. Step 2: Convert to fraction form
    1,299,177.52/1,791,975.38 = 847,080.88/x
  3. Step 3: Cross multiply
    1,299,177.52x = 1,791,975.38 × 847,080.88
  4. Step 4: Simplify right side
    1,299,177.52x = 1,517,948,081,828.73
  5. Step 5: Solve for x
    x = 1,517,948,081,828.73/1,299,177.52
  6. Step 6: Final answer
    x = 1,168,391.59

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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.