Home / 3,428,350.32-5,142,468.24-834,682.44

Finding the Fourth Proportional to 3,428,350.32, 5,142,468.24 and 834,682.44

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Solution

The fourth proportional to 3,428,350.32, 5,142,468.24 and 834,682.44 is: 1,252,009.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,350.32 : 5,142,468.24 = 834,682.44 : x
  2. Step 2: Convert to fraction form
    3,428,350.32/5,142,468.24 = 834,682.44/x
  3. Step 3: Cross multiply
    3,428,350.32x = 5,142,468.24 × 834,682.44
  4. Step 4: Simplify right side
    3,428,350.32x = 4,292,327,938,185.71
  5. Step 5: Solve for x
    x = 4,292,327,938,185.71/3,428,350.32
  6. Step 6: Final answer
    x = 1,252,009.72

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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.