Home / 1,539,659.70-2,309,489.55-1,382,195.70

Finding the Fourth Proportional to 1,539,659.70, 2,309,489.55 and 1,382,195.70

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Solution

The fourth proportional to 1,539,659.70, 2,309,489.55 and 1,382,195.70 is: 2,073,293.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,659.70 : 2,309,489.55 = 1,382,195.70 : x
  2. Step 2: Convert to fraction form
    1,539,659.70/2,309,489.55 = 1,382,195.70/x
  3. Step 3: Cross multiply
    1,539,659.70x = 2,309,489.55 × 1,382,195.70
  4. Step 4: Simplify right side
    1,539,659.70x = 3,192,166,525,204.93
  5. Step 5: Solve for x
    x = 3,192,166,525,204.93/1,539,659.70
  6. Step 6: Final answer
    x = 2,073,293.55

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Similar ratio
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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.