Home / 2,080,376.10-3,120,564.15-1,361,873.70

Finding the Fourth Proportional to 2,080,376.10, 3,120,564.15 and 1,361,873.70

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Solution

The fourth proportional to 2,080,376.10, 3,120,564.15 and 1,361,873.70 is: 2,042,810.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,376.10 : 3,120,564.15 = 1,361,873.70 : x
  2. Step 2: Convert to fraction form
    2,080,376.10/3,120,564.15 = 1,361,873.70/x
  3. Step 3: Cross multiply
    2,080,376.10x = 3,120,564.15 × 1,361,873.70
  4. Step 4: Simplify right side
    2,080,376.10x = 4,249,814,245,047.85
  5. Step 5: Solve for x
    x = 4,249,814,245,047.85/2,080,376.10
  6. Step 6: Final answer
    x = 2,042,810.55

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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.