Home / 1,397,544.56-2,094,822-638,248.24

Finding the Fourth Proportional to 1,397,544.56, 2,094,822 and 638,248.24

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Solution

The fourth proportional to 1,397,544.56, 2,094,822 and 638,248.24 is: 956,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,544.56 : 2,094,822 = 638,248.24 : x
  2. Step 2: Convert to fraction form
    1,397,544.56/2,094,822 = 638,248.24/x
  3. Step 3: Cross multiply
    1,397,544.56x = 2,094,822 × 638,248.24
  4. Step 4: Simplify right side
    1,397,544.56x = 1,337,016,454,613.28
  5. Step 5: Solve for x
    x = 1,337,016,454,613.28/1,397,544.56
  6. Step 6: Final answer
    x = 956,689.68

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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.