Home / 1,240,509.52-1,711,455.24-703,654.48

Finding the Fourth Proportional to 1,240,509.52, 1,711,455.24 and 703,654.48

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Solution

The fourth proportional to 1,240,509.52, 1,711,455.24 and 703,654.48 is: 970,789.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,509.52 : 1,711,455.24 = 703,654.48 : x
  2. Step 2: Convert to fraction form
    1,240,509.52/1,711,455.24 = 703,654.48/x
  3. Step 3: Cross multiply
    1,240,509.52x = 1,711,455.24 × 703,654.48
  4. Step 4: Simplify right side
    1,240,509.52x = 1,204,273,146,945.48
  5. Step 5: Solve for x
    x = 1,204,273,146,945.48/1,240,509.52
  6. Step 6: Final answer
    x = 970,789.12

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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.