Home / 3,280,672.80-4,921,009.20-2,824,027.20

Finding the Fourth Proportional to 3,280,672.80, 4,921,009.20 and 2,824,027.20

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Solution

The fourth proportional to 3,280,672.80, 4,921,009.20 and 2,824,027.20 is: 4,236,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,672.80 : 4,921,009.20 = 2,824,027.20 : x
  2. Step 2: Convert to fraction form
    3,280,672.80/4,921,009.20 = 2,824,027.20/x
  3. Step 3: Cross multiply
    3,280,672.80x = 4,921,009.20 × 2,824,027.20
  4. Step 4: Simplify right side
    3,280,672.80x = 13,897,063,832,250.24
  5. Step 5: Solve for x
    x = 13,897,063,832,250.24/3,280,672.80
  6. Step 6: Final answer
    x = 4,236,040.80

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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.