Home / 1,724,249.91-2,379,463.50-999,517.39

Finding the Fourth Proportional to 1,724,249.91, 2,379,463.50 and 999,517.39

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Solution

The fourth proportional to 1,724,249.91, 2,379,463.50 and 999,517.39 is: 1,379,333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,249.91 : 2,379,463.50 = 999,517.39 : x
  2. Step 2: Convert to fraction form
    1,724,249.91/2,379,463.50 = 999,517.39/x
  3. Step 3: Cross multiply
    1,724,249.91x = 2,379,463.50 × 999,517.39
  4. Step 4: Simplify right side
    1,724,249.91x = 2,378,315,147,120.27
  5. Step 5: Solve for x
    x = 2,378,315,147,120.27/1,724,249.91
  6. Step 6: Final answer
    x = 1,379,333.20

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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.