Home / 1,198,221.59-1,798,225.02-879,197.82

Finding the Fourth Proportional to 1,198,221.59, 1,798,225.02 and 879,197.82

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Solution

The fourth proportional to 1,198,221.59, 1,798,225.02 and 879,197.82 is: 1,319,451.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,221.59 : 1,798,225.02 = 879,197.82 : x
  2. Step 2: Convert to fraction form
    1,198,221.59/1,798,225.02 = 879,197.82/x
  3. Step 3: Cross multiply
    1,198,221.59x = 1,798,225.02 × 879,197.82
  4. Step 4: Simplify right side
    1,198,221.59x = 1,580,995,517,453.46
  5. Step 5: Solve for x
    x = 1,580,995,517,453.46/1,198,221.59
  6. Step 6: Final answer
    x = 1,319,451.71

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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.