Home / 861,951.04-1,188,922.46-539,100.63

Finding the Fourth Proportional to 861,951.04, 1,188,922.46 and 539,100.63

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Solution

The fourth proportional to 861,951.04, 1,188,922.46 and 539,100.63 is: 743,602.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,951.04 : 1,188,922.46 = 539,100.63 : x
  2. Step 2: Convert to fraction form
    861,951.04/1,188,922.46 = 539,100.63/x
  3. Step 3: Cross multiply
    861,951.04x = 1,188,922.46 × 539,100.63
  4. Step 4: Simplify right side
    861,951.04x = 640,948,844,511.65
  5. Step 5: Solve for x
    x = 640,948,844,511.65/861,951.04
  6. Step 6: Final answer
    x = 743,602.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.