Home / 2,722,308.40-4,083,462.60-1,872,002.80

Finding the Fourth Proportional to 2,722,308.40, 4,083,462.60 and 1,872,002.80

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Solution

The fourth proportional to 2,722,308.40, 4,083,462.60 and 1,872,002.80 is: 2,808,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,308.40 : 4,083,462.60 = 1,872,002.80 : x
  2. Step 2: Convert to fraction form
    2,722,308.40/4,083,462.60 = 1,872,002.80/x
  3. Step 3: Cross multiply
    2,722,308.40x = 4,083,462.60 × 1,872,002.80
  4. Step 4: Simplify right side
    2,722,308.40x = 7,644,253,420,895.28
  5. Step 5: Solve for x
    x = 7,644,253,420,895.28/2,722,308.40
  6. Step 6: Final answer
    x = 2,808,004.20

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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.