Home / 1,092,934.80-1,639,402.20-792,003.60

Finding the Fourth Proportional to 1,092,934.80, 1,639,402.20 and 792,003.60

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Solution

The fourth proportional to 1,092,934.80, 1,639,402.20 and 792,003.60 is: 1,188,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,934.80 : 1,639,402.20 = 792,003.60 : x
  2. Step 2: Convert to fraction form
    1,092,934.80/1,639,402.20 = 792,003.60/x
  3. Step 3: Cross multiply
    1,092,934.80x = 1,639,402.20 × 792,003.60
  4. Step 4: Simplify right side
    1,092,934.80x = 1,298,412,444,247.92
  5. Step 5: Solve for x
    x = 1,298,412,444,247.92/1,092,934.80
  6. Step 6: Final answer
    x = 1,188,005.40

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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.