Home / 1,179,500.60-1,766,473.40-779,148.38

Finding the Fourth Proportional to 1,179,500.60, 1,766,473.40 and 779,148.38

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Solution

The fourth proportional to 1,179,500.60, 1,766,473.40 and 779,148.38 is: 1,166,887.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,500.60 : 1,766,473.40 = 779,148.38 : x
  2. Step 2: Convert to fraction form
    1,179,500.60/1,766,473.40 = 779,148.38/x
  3. Step 3: Cross multiply
    1,179,500.60x = 1,766,473.40 × 779,148.38
  4. Step 4: Simplify right side
    1,179,500.60x = 1,376,344,887,923.09
  5. Step 5: Solve for x
    x = 1,376,344,887,923.09/1,179,500.60
  6. Step 6: Final answer
    x = 1,166,887.82

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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.