Home / 1,079,182.64-1,489,868.52-649,568

Finding the Fourth Proportional to 1,079,182.64, 1,489,868.52 and 649,568

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Solution

The fourth proportional to 1,079,182.64, 1,489,868.52 and 649,568 is: 896,762.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,182.64 : 1,489,868.52 = 649,568 : x
  2. Step 2: Convert to fraction form
    1,079,182.64/1,489,868.52 = 649,568/x
  3. Step 3: Cross multiply
    1,079,182.64x = 1,489,868.52 × 649,568
  4. Step 4: Simplify right side
    1,079,182.64x = 967,770,914,799.36
  5. Step 5: Solve for x
    x = 967,770,914,799.36/1,079,182.64
  6. Step 6: Final answer
    x = 896,762.86

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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.