Home / 1,151,864.52-1,727,789.49-393,340.02

Finding the Fourth Proportional to 1,151,864.52, 1,727,789.49 and 393,340.02

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Solution

The fourth proportional to 1,151,864.52, 1,727,789.49 and 393,340.02 is: 590,007.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,864.52 : 1,727,789.49 = 393,340.02 : x
  2. Step 2: Convert to fraction form
    1,151,864.52/1,727,789.49 = 393,340.02/x
  3. Step 3: Cross multiply
    1,151,864.52x = 1,727,789.49 × 393,340.02
  4. Step 4: Simplify right side
    1,151,864.52x = 679,608,752,552.39
  5. Step 5: Solve for x
    x = 679,608,752,552.39/1,151,864.52
  6. Step 6: Final answer
    x = 590,007.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.