Home / 1,145,552.60-1,715,802.24-717,695.48

Finding the Fourth Proportional to 1,145,552.60, 1,715,802.24 and 717,695.48

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Solution

The fourth proportional to 1,145,552.60, 1,715,802.24 and 717,695.48 is: 1,074,960.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,552.60 : 1,715,802.24 = 717,695.48 : x
  2. Step 2: Convert to fraction form
    1,145,552.60/1,715,802.24 = 717,695.48/x
  3. Step 3: Cross multiply
    1,145,552.60x = 1,715,802.24 × 717,695.48
  4. Step 4: Simplify right side
    1,145,552.60x = 1,231,423,512,221.88
  5. Step 5: Solve for x
    x = 1,231,423,512,221.88/1,145,552.60
  6. Step 6: Final answer
    x = 1,074,960.25

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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.