Home / 3,532,022.20-5,298,422.10-1,288,646.20

Finding the Fourth Proportional to 3,532,022.20, 5,298,422.10 and 1,288,646.20

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Solution

The fourth proportional to 3,532,022.20, 5,298,422.10 and 1,288,646.20 is: 1,933,111.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532,022.20 : 5,298,422.10 = 1,288,646.20 : x
  2. Step 2: Convert to fraction form
    3,532,022.20/5,298,422.10 = 1,288,646.20/x
  3. Step 3: Cross multiply
    3,532,022.20x = 5,298,422.10 × 1,288,646.20
  4. Step 4: Simplify right side
    3,532,022.20x = 6,827,791,505,161.02
  5. Step 5: Solve for x
    x = 6,827,791,505,161.02/3,532,022.20
  6. Step 6: Final answer
    x = 1,933,111.15

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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.