Home / 1,274,168.56-1,758,317.28-722,984.62

Finding the Fourth Proportional to 1,274,168.56, 1,758,317.28 and 722,984.62

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Solution

The fourth proportional to 1,274,168.56, 1,758,317.28 and 722,984.62 is: 997,698.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,168.56 : 1,758,317.28 = 722,984.62 : x
  2. Step 2: Convert to fraction form
    1,274,168.56/1,758,317.28 = 722,984.62/x
  3. Step 3: Cross multiply
    1,274,168.56x = 1,758,317.28 × 722,984.62
  4. Step 4: Simplify right side
    1,274,168.56x = 1,271,236,350,520.23
  5. Step 5: Solve for x
    x = 1,271,236,350,520.23/1,274,168.56
  6. Step 6: Final answer
    x = 997,698.73

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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.