Home / 2,080,445.40-3,120,668.10-1,765,517.40

Finding the Fourth Proportional to 2,080,445.40, 3,120,668.10 and 1,765,517.40

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Solution

The fourth proportional to 2,080,445.40, 3,120,668.10 and 1,765,517.40 is: 2,648,276.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,445.40 : 3,120,668.10 = 1,765,517.40 : x
  2. Step 2: Convert to fraction form
    2,080,445.40/3,120,668.10 = 1,765,517.40/x
  3. Step 3: Cross multiply
    2,080,445.40x = 3,120,668.10 × 1,765,517.40
  4. Step 4: Simplify right side
    2,080,445.40x = 5,509,593,830,174.94
  5. Step 5: Solve for x
    x = 5,509,593,830,174.94/2,080,445.40
  6. Step 6: Final answer
    x = 2,648,276.10

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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.