Home / 1,345,464.30-1,857,190.59-801,770.61

Finding the Fourth Proportional to 1,345,464.30, 1,857,190.59 and 801,770.61

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Solution

The fourth proportional to 1,345,464.30, 1,857,190.59 and 801,770.61 is: 1,106,711.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,464.30 : 1,857,190.59 = 801,770.61 : x
  2. Step 2: Convert to fraction form
    1,345,464.30/1,857,190.59 = 801,770.61/x
  3. Step 3: Cross multiply
    1,345,464.30x = 1,857,190.59 × 801,770.61
  4. Step 4: Simplify right side
    1,345,464.30x = 1,489,040,832,230.56
  5. Step 5: Solve for x
    x = 1,489,040,832,230.56/1,345,464.30
  6. Step 6: Final answer
    x = 1,106,711.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.