Home / 2,887,469.20-4,331,203.80-2,635,526.80

Finding the Fourth Proportional to 2,887,469.20, 4,331,203.80 and 2,635,526.80

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Solution

The fourth proportional to 2,887,469.20, 4,331,203.80 and 2,635,526.80 is: 3,953,290.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,469.20 : 4,331,203.80 = 2,635,526.80 : x
  2. Step 2: Convert to fraction form
    2,887,469.20/4,331,203.80 = 2,635,526.80/x
  3. Step 3: Cross multiply
    2,887,469.20x = 4,331,203.80 × 2,635,526.80
  4. Step 4: Simplify right side
    2,887,469.20x = 11,415,003,691,161.84
  5. Step 5: Solve for x
    x = 11,415,003,691,161.84/2,887,469.20
  6. Step 6: Final answer
    x = 3,953,290.20

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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.