Home / 1,179,498.60-1,766,470.41-779,146.38

Finding the Fourth Proportional to 1,179,498.60, 1,766,470.41 and 779,146.38

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Solution

The fourth proportional to 1,179,498.60, 1,766,470.41 and 779,146.38 is: 1,166,884.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,498.60 : 1,766,470.41 = 779,146.38 : x
  2. Step 2: Convert to fraction form
    1,179,498.60/1,766,470.41 = 779,146.38/x
  3. Step 3: Cross multiply
    1,179,498.60x = 1,766,470.41 × 779,146.38
  4. Step 4: Simplify right side
    1,179,498.60x = 1,376,339,025,328.62
  5. Step 5: Solve for x
    x = 1,376,339,025,328.62/1,179,498.60
  6. Step 6: Final answer
    x = 1,166,884.83

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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.