Home / 1,349,213.57-2,023,244.25-780,986.89

Finding the Fourth Proportional to 1,349,213.57, 2,023,244.25 and 780,986.89

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Solution

The fourth proportional to 1,349,213.57, 2,023,244.25 and 780,986.89 is: 1,171,146.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,213.57 : 2,023,244.25 = 780,986.89 : x
  2. Step 2: Convert to fraction form
    1,349,213.57/2,023,244.25 = 780,986.89/x
  3. Step 3: Cross multiply
    1,349,213.57x = 2,023,244.25 × 780,986.89
  4. Step 4: Simplify right side
    1,349,213.57x = 1,580,127,234,517.88
  5. Step 5: Solve for x
    x = 1,580,127,234,517.88/1,349,213.57
  6. Step 6: Final answer
    x = 1,171,146.86

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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.