Home / 1,095,590.20-1,643,385.30-741,695.80

Finding the Fourth Proportional to 1,095,590.20, 1,643,385.30 and 741,695.80

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Solution

The fourth proportional to 1,095,590.20, 1,643,385.30 and 741,695.80 is: 1,112,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,590.20 : 1,643,385.30 = 741,695.80 : x
  2. Step 2: Convert to fraction form
    1,095,590.20/1,643,385.30 = 741,695.80/x
  3. Step 3: Cross multiply
    1,095,590.20x = 1,643,385.30 × 741,695.80
  4. Step 4: Simplify right side
    1,095,590.20x = 1,218,891,974,791.74
  5. Step 5: Solve for x
    x = 1,218,891,974,791.74/1,095,590.20
  6. Step 6: Final answer
    x = 1,112,543.70

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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.