Home / 4,419,012.71-6,628,527.12-1,386,611.46

Finding the Fourth Proportional to 4,419,012.71, 6,628,527.12 and 1,386,611.46

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Solution

The fourth proportional to 4,419,012.71, 6,628,527.12 and 1,386,611.46 is: 2,079,919.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419,012.71 : 6,628,527.12 = 1,386,611.46 : x
  2. Step 2: Convert to fraction form
    4,419,012.71/6,628,527.12 = 1,386,611.46/x
  3. Step 3: Cross multiply
    4,419,012.71x = 6,628,527.12 × 1,386,611.46
  4. Step 4: Simplify right side
    4,419,012.71x = 9,191,191,664,912.90
  5. Step 5: Solve for x
    x = 9,191,191,664,912.90/4,419,012.71
  6. Step 6: Final answer
    x = 2,079,919.72

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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.