Home / 2,740,781.60-4,099,508.40-2,458,512.80

Finding the Fourth Proportional to 2,740,781.60, 4,099,508.40 and 2,458,512.80

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Solution

The fourth proportional to 2,740,781.60, 4,099,508.40 and 2,458,512.80 is: 3,677,306.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,781.60 : 4,099,508.40 = 2,458,512.80 : x
  2. Step 2: Convert to fraction form
    2,740,781.60/4,099,508.40 = 2,458,512.80/x
  3. Step 3: Cross multiply
    2,740,781.60x = 4,099,508.40 × 2,458,512.80
  4. Step 4: Simplify right side
    2,740,781.60x = 10,078,693,875,107.52
  5. Step 5: Solve for x
    x = 10,078,693,875,107.52/2,740,781.60
  6. Step 6: Final answer
    x = 3,677,306.46

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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.