Home / 1,631,213.14-2,251,109.79-896,176.89

Finding the Fourth Proportional to 1,631,213.14, 2,251,109.79 and 896,176.89

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Solution

The fourth proportional to 1,631,213.14, 2,251,109.79 and 896,176.89 is: 1,236,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,213.14 : 2,251,109.79 = 896,176.89 : x
  2. Step 2: Convert to fraction form
    1,631,213.14/2,251,109.79 = 896,176.89/x
  3. Step 3: Cross multiply
    1,631,213.14x = 2,251,109.79 × 896,176.89
  4. Step 4: Simplify right side
    1,631,213.14x = 2,017,392,570,650.75
  5. Step 5: Solve for x
    x = 2,017,392,570,650.75/1,631,213.14
  6. Step 6: Final answer
    x = 1,236,743.70

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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.