Home / 1,517,889.30-2,278,374.59-760,273.62

Finding the Fourth Proportional to 1,517,889.30, 2,278,374.59 and 760,273.62

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Solution

The fourth proportional to 1,517,889.30, 2,278,374.59 and 760,273.62 is: 1,141,182.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,889.30 : 2,278,374.59 = 760,273.62 : x
  2. Step 2: Convert to fraction form
    1,517,889.30/2,278,374.59 = 760,273.62/x
  3. Step 3: Cross multiply
    1,517,889.30x = 2,278,374.59 × 760,273.62
  4. Step 4: Simplify right side
    1,517,889.30x = 1,732,188,093,453.95
  5. Step 5: Solve for x
    x = 1,732,188,093,453.95/1,517,889.30
  6. Step 6: Final answer
    x = 1,141,182.10

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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.