Home / 1,107,496.80-1,661,245.20-633,792.60

Finding the Fourth Proportional to 1,107,496.80, 1,661,245.20 and 633,792.60

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Solution

The fourth proportional to 1,107,496.80, 1,661,245.20 and 633,792.60 is: 950,688.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,496.80 : 1,661,245.20 = 633,792.60 : x
  2. Step 2: Convert to fraction form
    1,107,496.80/1,661,245.20 = 633,792.60/x
  3. Step 3: Cross multiply
    1,107,496.80x = 1,661,245.20 × 633,792.60
  4. Step 4: Simplify right side
    1,107,496.80x = 1,052,884,914,545.52
  5. Step 5: Solve for x
    x = 1,052,884,914,545.52/1,107,496.80
  6. Step 6: Final answer
    x = 950,688.90

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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.