Home / 1,359,015.80-2,038,524.06-399,471.44

Finding the Fourth Proportional to 1,359,015.80, 2,038,524.06 and 399,471.44

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Solution

The fourth proportional to 1,359,015.80, 2,038,524.06 and 399,471.44 is: 599,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,015.80 : 2,038,524.06 = 399,471.44 : x
  2. Step 2: Convert to fraction form
    1,359,015.80/2,038,524.06 = 399,471.44/x
  3. Step 3: Cross multiply
    1,359,015.80x = 2,038,524.06 × 399,471.44
  4. Step 4: Simplify right side
    1,359,015.80x = 814,332,141,722.85
  5. Step 5: Solve for x
    x = 814,332,141,722.85/1,359,015.80
  6. Step 6: Final answer
    x = 599,207.27

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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.