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Finding the Fourth Proportional to 3,996,471.56, 5,993,803.22 and 1,835,419.10

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Solution

The fourth proportional to 3,996,471.56, 5,993,803.22 and 1,835,419.10 is: 2,752,713.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,471.56 : 5,993,803.22 = 1,835,419.10 : x
  2. Step 2: Convert to fraction form
    3,996,471.56/5,993,803.22 = 1,835,419.10/x
  3. Step 3: Cross multiply
    3,996,471.56x = 5,993,803.22 × 1,835,419.10
  4. Step 4: Simplify right side
    3,996,471.56x = 11,001,140,882,807.62
  5. Step 5: Solve for x
    x = 11,001,140,882,807.62/3,996,471.56
  6. Step 6: Final answer
    x = 2,752,713.42

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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.