Home / 1,481,034.87-2,219,872.32-680,662.17

Finding the Fourth Proportional to 1,481,034.87, 2,219,872.32 and 680,662.17

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Solution

The fourth proportional to 1,481,034.87, 2,219,872.32 and 680,662.17 is: 1,020,221.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,034.87 : 2,219,872.32 = 680,662.17 : x
  2. Step 2: Convert to fraction form
    1,481,034.87/2,219,872.32 = 680,662.17/x
  3. Step 3: Cross multiply
    1,481,034.87x = 2,219,872.32 × 680,662.17
  4. Step 4: Simplify right side
    1,481,034.87x = 1,510,983,110,454.13
  5. Step 5: Solve for x
    x = 1,510,983,110,454.13/1,481,034.87
  6. Step 6: Final answer
    x = 1,020,221.16

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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.