Home / 1,260,933.59-1,891,260.21-451,285.31

Finding the Fourth Proportional to 1,260,933.59, 1,891,260.21 and 451,285.31

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Solution

The fourth proportional to 1,260,933.59, 1,891,260.21 and 451,285.31 is: 676,877.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,933.59 : 1,891,260.21 = 451,285.31 : x
  2. Step 2: Convert to fraction form
    1,260,933.59/1,891,260.21 = 451,285.31/x
  3. Step 3: Cross multiply
    1,260,933.59x = 1,891,260.21 × 451,285.31
  4. Step 4: Simplify right side
    1,260,933.59x = 853,497,940,704.21
  5. Step 5: Solve for x
    x = 853,497,940,704.21/1,260,933.59
  6. Step 6: Final answer
    x = 676,877.79

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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.