Home / 1,107,194.30-1,661,569.05-708,803.90

Finding the Fourth Proportional to 1,107,194.30, 1,661,569.05 and 708,803.90

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Solution

The fourth proportional to 1,107,194.30, 1,661,569.05 and 708,803.90 is: 1,063,703.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,194.30 : 1,661,569.05 = 708,803.90 : x
  2. Step 2: Convert to fraction form
    1,107,194.30/1,661,569.05 = 708,803.90/x
  3. Step 3: Cross multiply
    1,107,194.30x = 1,661,569.05 × 708,803.90
  4. Step 4: Simplify right side
    1,107,194.30x = 1,177,726,622,759.30
  5. Step 5: Solve for x
    x = 1,177,726,622,759.30/1,107,194.30
  6. Step 6: Final answer
    x = 1,063,703.65

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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.