Home / 3,977,505.68-5,486,613.37-2,814,643.76

Finding the Fourth Proportional to 3,977,505.68, 5,486,613.37 and 2,814,643.76

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Solution

The fourth proportional to 3,977,505.68, 5,486,613.37 and 2,814,643.76 is: 3,882,549.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977,505.68 : 5,486,613.37 = 2,814,643.76 : x
  2. Step 2: Convert to fraction form
    3,977,505.68/5,486,613.37 = 2,814,643.76/x
  3. Step 3: Cross multiply
    3,977,505.68x = 5,486,613.37 × 2,814,643.76
  4. Step 4: Simplify right side
    3,977,505.68x = 15,442,862,050,933.39
  5. Step 5: Solve for x
    x = 15,442,862,050,933.39/3,977,505.68
  6. Step 6: Final answer
    x = 3,882,549.34

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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.