Home / 2,722,763.90-4,083,708.45-829,064.90

Finding the Fourth Proportional to 2,722,763.90, 4,083,708.45 and 829,064.90

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Solution

The fourth proportional to 2,722,763.90, 4,083,708.45 and 829,064.90 is: 1,243,464.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,763.90 : 4,083,708.45 = 829,064.90 : x
  2. Step 2: Convert to fraction form
    2,722,763.90/4,083,708.45 = 829,064.90/x
  3. Step 3: Cross multiply
    2,722,763.90x = 4,083,708.45 × 829,064.90
  4. Step 4: Simplify right side
    2,722,763.90x = 3,385,659,337,728.41
  5. Step 5: Solve for x
    x = 3,385,659,337,728.41/2,722,763.90
  6. Step 6: Final answer
    x = 1,243,464.16

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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.