Home / 2,080,506.30-3,120,759.45-1,450,131.90

Finding the Fourth Proportional to 2,080,506.30, 3,120,759.45 and 1,450,131.90

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Solution

The fourth proportional to 2,080,506.30, 3,120,759.45 and 1,450,131.90 is: 2,175,197.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,506.30 : 3,120,759.45 = 1,450,131.90 : x
  2. Step 2: Convert to fraction form
    2,080,506.30/3,120,759.45 = 1,450,131.90/x
  3. Step 3: Cross multiply
    2,080,506.30x = 3,120,759.45 × 1,450,131.90
  4. Step 4: Simplify right side
    2,080,506.30x = 4,525,512,830,671.46
  5. Step 5: Solve for x
    x = 4,525,512,830,671.46/2,080,506.30
  6. Step 6: Final answer
    x = 2,175,197.85

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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.