Home / 1,478,723.52-2,217,853.92-481,444.80

Finding the Fourth Proportional to 1,478,723.52, 2,217,853.92 and 481,444.80

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Solution

The fourth proportional to 1,478,723.52, 2,217,853.92 and 481,444.80 is: 722,091.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,723.52 : 2,217,853.92 = 481,444.80 : x
  2. Step 2: Convert to fraction form
    1,478,723.52/2,217,853.92 = 481,444.80/x
  3. Step 3: Cross multiply
    1,478,723.52x = 2,217,853.92 × 481,444.80
  4. Step 4: Simplify right side
    1,478,723.52x = 1,067,774,236,943.62
  5. Step 5: Solve for x
    x = 1,067,774,236,943.62/1,478,723.52
  6. Step 6: Final answer
    x = 722,091.87

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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.