Home / 3,354,724.62-5,032,086.30-830,379.96

Finding the Fourth Proportional to 3,354,724.62, 5,032,086.30 and 830,379.96

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Solution

The fourth proportional to 3,354,724.62, 5,032,086.30 and 830,379.96 is: 1,245,569.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354,724.62 : 5,032,086.30 = 830,379.96 : x
  2. Step 2: Convert to fraction form
    3,354,724.62/5,032,086.30 = 830,379.96/x
  3. Step 3: Cross multiply
    3,354,724.62x = 5,032,086.30 × 830,379.96
  4. Step 4: Simplify right side
    3,354,724.62x = 4,178,543,620,510.55
  5. Step 5: Solve for x
    x = 4,178,543,620,510.55/3,354,724.62
  6. Step 6: Final answer
    x = 1,245,569.78

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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.