Home / 3,876,468.35-5,815,577.48-1,282,766.47

Finding the Fourth Proportional to 3,876,468.35, 5,815,577.48 and 1,282,766.47

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Solution

The fourth proportional to 3,876,468.35, 5,815,577.48 and 1,282,766.47 is: 1,924,439.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876,468.35 : 5,815,577.48 = 1,282,766.47 : x
  2. Step 2: Convert to fraction form
    3,876,468.35/5,815,577.48 = 1,282,766.47/x
  3. Step 3: Cross multiply
    3,876,468.35x = 5,815,577.48 × 1,282,766.47
  4. Step 4: Simplify right side
    3,876,468.35x = 7,460,027,769,160.13
  5. Step 5: Solve for x
    x = 7,460,027,769,160.13/3,876,468.35
  6. Step 6: Final answer
    x = 1,924,439.23

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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.