Home / 2,080,302.08-3,120,839.04-659,974.40

Finding the Fourth Proportional to 2,080,302.08, 3,120,839.04 and 659,974.40

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Solution

The fourth proportional to 2,080,302.08, 3,120,839.04 and 659,974.40 is: 990,084.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,302.08 : 3,120,839.04 = 659,974.40 : x
  2. Step 2: Convert to fraction form
    2,080,302.08/3,120,839.04 = 659,974.40/x
  3. Step 3: Cross multiply
    2,080,302.08x = 3,120,839.04 × 659,974.40
  4. Step 4: Simplify right side
    2,080,302.08x = 2,059,673,872,920.58
  5. Step 5: Solve for x
    x = 2,059,673,872,920.58/2,080,302.08
  6. Step 6: Final answer
    x = 990,084.03

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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.