Home / 1,192,001.20-1,786,619.40-481,562.80

Finding the Fourth Proportional to 1,192,001.20, 1,786,619.40 and 481,562.80

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Solution

The fourth proportional to 1,192,001.20, 1,786,619.40 and 481,562.80 is: 721,785.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,001.20 : 1,786,619.40 = 481,562.80 : x
  2. Step 2: Convert to fraction form
    1,192,001.20/1,786,619.40 = 481,562.80/x
  3. Step 3: Cross multiply
    1,192,001.20x = 1,786,619.40 × 481,562.80
  4. Step 4: Simplify right side
    1,192,001.20x = 860,369,440,798.32
  5. Step 5: Solve for x
    x = 860,369,440,798.32/1,192,001.20
  6. Step 6: Final answer
    x = 721,785.72

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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.