Home / 3,479,647.80-5,219,471.70-3,114,694.20

Finding the Fourth Proportional to 3,479,647.80, 5,219,471.70 and 3,114,694.20

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Solution

The fourth proportional to 3,479,647.80, 5,219,471.70 and 3,114,694.20 is: 4,672,041.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,647.80 : 5,219,471.70 = 3,114,694.20 : x
  2. Step 2: Convert to fraction form
    3,479,647.80/5,219,471.70 = 3,114,694.20/x
  3. Step 3: Cross multiply
    3,479,647.80x = 5,219,471.70 × 3,114,694.20
  4. Step 4: Simplify right side
    3,479,647.80x = 16,257,058,231,054.14
  5. Step 5: Solve for x
    x = 16,257,058,231,054.14/3,479,647.80
  6. Step 6: Final answer
    x = 4,672,041.30

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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.