Home / 3,479,369.80-5,220,366.90-1,683,842.80

Finding the Fourth Proportional to 3,479,369.80, 5,220,366.90 and 1,683,842.80

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Solution

The fourth proportional to 3,479,369.80, 5,220,366.90 and 1,683,842.80 is: 2,526,399.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,369.80 : 5,220,366.90 = 1,683,842.80 : x
  2. Step 2: Convert to fraction form
    3,479,369.80/5,220,366.90 = 1,683,842.80/x
  3. Step 3: Cross multiply
    3,479,369.80x = 5,220,366.90 × 1,683,842.80
  4. Step 4: Simplify right side
    3,479,369.80x = 8,790,277,217,923.32
  5. Step 5: Solve for x
    x = 8,790,277,217,923.32/3,479,369.80
  6. Step 6: Final answer
    x = 2,526,399.24

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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.