Home / 1,096,654.30-1,644,981.45-777,789.70

Finding the Fourth Proportional to 1,096,654.30, 1,644,981.45 and 777,789.70

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Solution

The fourth proportional to 1,096,654.30, 1,644,981.45 and 777,789.70 is: 1,166,684.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,654.30 : 1,644,981.45 = 777,789.70 : x
  2. Step 2: Convert to fraction form
    1,096,654.30/1,644,981.45 = 777,789.70/x
  3. Step 3: Cross multiply
    1,096,654.30x = 1,644,981.45 × 777,789.70
  4. Step 4: Simplify right side
    1,096,654.30x = 1,279,449,628,501.07
  5. Step 5: Solve for x
    x = 1,279,449,628,501.07/1,096,654.30
  6. Step 6: Final answer
    x = 1,166,684.55

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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.