Home / 2,816,119.64-4,222,781.97-896,780.72

Finding the Fourth Proportional to 2,816,119.64, 4,222,781.97 and 896,780.72

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Solution

The fourth proportional to 2,816,119.64, 4,222,781.97 and 896,780.72 is: 1,344,726.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,119.64 : 4,222,781.97 = 896,780.72 : x
  2. Step 2: Convert to fraction form
    2,816,119.64/4,222,781.97 = 896,780.72/x
  3. Step 3: Cross multiply
    2,816,119.64x = 4,222,781.97 × 896,780.72
  4. Step 4: Simplify right side
    2,816,119.64x = 3,786,909,434,345.71
  5. Step 5: Solve for x
    x = 3,786,909,434,345.71/2,816,119.64
  6. Step 6: Final answer
    x = 1,344,726.05

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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.