Home / 3,836,109.20-5,760,384.60-2,778,573.20

Finding the Fourth Proportional to 3,836,109.20, 5,760,384.60 and 2,778,573.20

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Solution

The fourth proportional to 3,836,109.20, 5,760,384.60 and 2,778,573.20 is: 4,172,365.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,109.20 : 5,760,384.60 = 2,778,573.20 : x
  2. Step 2: Convert to fraction form
    3,836,109.20/5,760,384.60 = 2,778,573.20/x
  3. Step 3: Cross multiply
    3,836,109.20x = 5,760,384.60 × 2,778,573.20
  4. Step 4: Simplify right side
    3,836,109.20x = 16,005,650,271,252.72
  5. Step 5: Solve for x
    x = 16,005,650,271,252.72/3,836,109.20
  6. Step 6: Final answer
    x = 4,172,365.65

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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.