Home / 3,272,541.60-4,908,812.40-2,138,800.80

Finding the Fourth Proportional to 3,272,541.60, 4,908,812.40 and 2,138,800.80

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Solution

The fourth proportional to 3,272,541.60, 4,908,812.40 and 2,138,800.80 is: 3,208,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272,541.60 : 4,908,812.40 = 2,138,800.80 : x
  2. Step 2: Convert to fraction form
    3,272,541.60/4,908,812.40 = 2,138,800.80/x
  3. Step 3: Cross multiply
    3,272,541.60x = 4,908,812.40 × 2,138,800.80
  4. Step 4: Simplify right side
    3,272,541.60x = 10,498,971,888,169.92
  5. Step 5: Solve for x
    x = 10,498,971,888,169.92/3,272,541.60
  6. Step 6: Final answer
    x = 3,208,201.20

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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.