Home / 1,270,697.12-1,753,589.76-697,761.44

Finding the Fourth Proportional to 1,270,697.12, 1,753,589.76 and 697,761.44

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Solution

The fourth proportional to 1,270,697.12, 1,753,589.76 and 697,761.44 is: 962,926.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,697.12 : 1,753,589.76 = 697,761.44 : x
  2. Step 2: Convert to fraction form
    1,270,697.12/1,753,589.76 = 697,761.44/x
  3. Step 3: Cross multiply
    1,270,697.12x = 1,753,589.76 × 697,761.44
  4. Step 4: Simplify right side
    1,270,697.12x = 1,223,587,316,106.85
  5. Step 5: Solve for x
    x = 1,223,587,316,106.85/1,270,697.12
  6. Step 6: Final answer
    x = 962,926.02

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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.