Home / 1,373,453.70-2,061,164.70-773,778.30

Finding the Fourth Proportional to 1,373,453.70, 2,061,164.70 and 773,778.30

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Solution

The fourth proportional to 1,373,453.70, 2,061,164.70 and 773,778.30 is: 1,161,221.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,453.70 : 2,061,164.70 = 773,778.30 : x
  2. Step 2: Convert to fraction form
    1,373,453.70/2,061,164.70 = 773,778.30/x
  3. Step 3: Cross multiply
    1,373,453.70x = 2,061,164.70 × 773,778.30
  4. Step 4: Simplify right side
    1,373,453.70x = 1,594,884,517,586.01
  5. Step 5: Solve for x
    x = 1,594,884,517,586.01/1,373,453.70
  6. Step 6: Final answer
    x = 1,161,221.90

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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.