Home / 2,680,983.18-4,021,439.72-659,244.60

Finding the Fourth Proportional to 2,680,983.18, 4,021,439.72 and 659,244.60

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Solution

The fourth proportional to 2,680,983.18, 4,021,439.72 and 659,244.60 is: 988,858.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,983.18 : 4,021,439.72 = 659,244.60 : x
  2. Step 2: Convert to fraction form
    2,680,983.18/4,021,439.72 = 659,244.60/x
  3. Step 3: Cross multiply
    2,680,983.18x = 4,021,439.72 × 659,244.60
  4. Step 4: Simplify right side
    2,680,983.18x = 2,651,112,416,339.29
  5. Step 5: Solve for x
    x = 2,651,112,416,339.29/2,680,983.18
  6. Step 6: Final answer
    x = 988,858.28

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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.