Home / 3,120,541.60-4,675,563.60-2,669,144.80

Finding the Fourth Proportional to 3,120,541.60, 4,675,563.60 and 2,669,144.80

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Solution

The fourth proportional to 3,120,541.60, 4,675,563.60 and 2,669,144.80 is: 3,999,227.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,541.60 : 4,675,563.60 = 2,669,144.80 : x
  2. Step 2: Convert to fraction form
    3,120,541.60/4,675,563.60 = 2,669,144.80/x
  3. Step 3: Cross multiply
    3,120,541.60x = 4,675,563.60 × 2,669,144.80
  4. Step 4: Simplify right side
    3,120,541.60x = 12,479,756,270,009.28
  5. Step 5: Solve for x
    x = 12,479,756,270,009.28/3,120,541.60
  6. Step 6: Final answer
    x = 3,999,227.66

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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.