Home / 1,187,195.04-1,781,377.20-555,999.84

Finding the Fourth Proportional to 1,187,195.04, 1,781,377.20 and 555,999.84

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Solution

The fourth proportional to 1,187,195.04, 1,781,377.20 and 555,999.84 is: 834,273.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,195.04 : 1,781,377.20 = 555,999.84 : x
  2. Step 2: Convert to fraction form
    1,187,195.04/1,781,377.20 = 555,999.84/x
  3. Step 3: Cross multiply
    1,187,195.04x = 1,781,377.20 × 555,999.84
  4. Step 4: Simplify right side
    1,187,195.04x = 990,445,438,179.65
  5. Step 5: Solve for x
    x = 990,445,438,179.65/1,187,195.04
  6. Step 6: Final answer
    x = 834,273.56

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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.