Home / 1,272,976.52-1,756,720.50-700,020.92

Finding the Fourth Proportional to 1,272,976.52, 1,756,720.50 and 700,020.92

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Solution

The fourth proportional to 1,272,976.52, 1,756,720.50 and 700,020.92 is: 966,035.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,976.52 : 1,756,720.50 = 700,020.92 : x
  2. Step 2: Convert to fraction form
    1,272,976.52/1,756,720.50 = 700,020.92/x
  3. Step 3: Cross multiply
    1,272,976.52x = 1,756,720.50 × 700,020.92
  4. Step 4: Simplify right side
    1,272,976.52x = 1,229,741,100,592.86
  5. Step 5: Solve for x
    x = 1,229,741,100,592.86/1,272,976.52
  6. Step 6: Final answer
    x = 966,035.96

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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.