Home / 3,977,519.58-5,486,632.50-2,814,657.66

Finding the Fourth Proportional to 3,977,519.58, 5,486,632.50 and 2,814,657.66

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Solution

The fourth proportional to 3,977,519.58, 5,486,632.50 and 2,814,657.66 is: 3,882,568.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977,519.58 : 5,486,632.50 = 2,814,657.66 : x
  2. Step 2: Convert to fraction form
    3,977,519.58/5,486,632.50 = 2,814,657.66/x
  3. Step 3: Cross multiply
    3,977,519.58x = 5,486,632.50 × 2,814,657.66
  4. Step 4: Simplify right side
    3,977,519.58x = 15,442,992,193,729.95
  5. Step 5: Solve for x
    x = 15,442,992,193,729.95/3,977,519.58
  6. Step 6: Final answer
    x = 3,882,568.49

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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.