Home / 1,248,781.14-1,872,023.55-449,867.34

Finding the Fourth Proportional to 1,248,781.14, 1,872,023.55 and 449,867.34

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Solution

The fourth proportional to 1,248,781.14, 1,872,023.55 and 449,867.34 is: 674,387.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,781.14 : 1,872,023.55 = 449,867.34 : x
  2. Step 2: Convert to fraction form
    1,248,781.14/1,872,023.55 = 449,867.34/x
  3. Step 3: Cross multiply
    1,248,781.14x = 1,872,023.55 × 449,867.34
  4. Step 4: Simplify right side
    1,248,781.14x = 842,162,254,855.86
  5. Step 5: Solve for x
    x = 842,162,254,855.86/1,248,781.14
  6. Step 6: Final answer
    x = 674,387.39

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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.