Home / 3,068,786.56-4,236,740.04-2,728,312.78

Finding the Fourth Proportional to 3,068,786.56, 4,236,740.04 and 2,728,312.78

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Solution

The fourth proportional to 3,068,786.56, 4,236,740.04 and 2,728,312.78 is: 3,766,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068,786.56 : 4,236,740.04 = 2,728,312.78 : x
  2. Step 2: Convert to fraction form
    3,068,786.56/4,236,740.04 = 2,728,312.78/x
  3. Step 3: Cross multiply
    3,068,786.56x = 4,236,740.04 × 2,728,312.78
  4. Step 4: Simplify right side
    3,068,786.56x = 11,559,151,996,669.71
  5. Step 5: Solve for x
    x = 11,559,151,996,669.71/3,068,786.56
  6. Step 6: Final answer
    x = 3,766,684.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.