Home / 3,371,435.71-5,056,311.80-1,322,512.72

Finding the Fourth Proportional to 3,371,435.71, 5,056,311.80 and 1,322,512.72

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Solution

The fourth proportional to 3,371,435.71, 5,056,311.80 and 1,322,512.72 is: 1,983,438.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371,435.71 : 5,056,311.80 = 1,322,512.72 : x
  2. Step 2: Convert to fraction form
    3,371,435.71/5,056,311.80 = 1,322,512.72/x
  3. Step 3: Cross multiply
    3,371,435.71x = 5,056,311.80 × 1,322,512.72
  4. Step 4: Simplify right side
    3,371,435.71x = 6,687,036,662,451.60
  5. Step 5: Solve for x
    x = 6,687,036,662,451.60/3,371,435.71
  6. Step 6: Final answer
    x = 1,983,438.88

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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.