Home / 3,777,926.60-5,213,660.79-2,146,304.30

Finding the Fourth Proportional to 3,777,926.60, 5,213,660.79 and 2,146,304.30

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Solution

The fourth proportional to 3,777,926.60, 5,213,660.79 and 2,146,304.30 is: 2,961,969.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777,926.60 : 5,213,660.79 = 2,146,304.30 : x
  2. Step 2: Convert to fraction form
    3,777,926.60/5,213,660.79 = 2,146,304.30/x
  3. Step 3: Cross multiply
    3,777,926.60x = 5,213,660.79 × 2,146,304.30
  4. Step 4: Simplify right side
    3,777,926.60x = 11,190,102,572,318.40
  5. Step 5: Solve for x
    x = 11,190,102,572,318.40/3,777,926.60
  6. Step 6: Final answer
    x = 2,961,969.29

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1.5x scale

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.