Home / 1,100,542.13-1,518,104.70-691,997.16

Finding the Fourth Proportional to 1,100,542.13, 1,518,104.70 and 691,997.16

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Solution

The fourth proportional to 1,100,542.13, 1,518,104.70 and 691,997.16 is: 954,551.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,542.13 : 1,518,104.70 = 691,997.16 : x
  2. Step 2: Convert to fraction form
    1,100,542.13/1,518,104.70 = 691,997.16/x
  3. Step 3: Cross multiply
    1,100,542.13x = 1,518,104.70 × 691,997.16
  4. Step 4: Simplify right side
    1,100,542.13x = 1,050,524,140,982.65
  5. Step 5: Solve for x
    x = 1,050,524,140,982.65/1,100,542.13
  6. Step 6: Final answer
    x = 954,551.50

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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.