Home / 3,552,890.80-5,328,169.80-1,308,737.20

Finding the Fourth Proportional to 3,552,890.80, 5,328,169.80 and 1,308,737.20

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Solution

The fourth proportional to 3,552,890.80, 5,328,169.80 and 1,308,737.20 is: 1,962,676.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552,890.80 : 5,328,169.80 = 1,308,737.20 : x
  2. Step 2: Convert to fraction form
    3,552,890.80/5,328,169.80 = 1,308,737.20/x
  3. Step 3: Cross multiply
    3,552,890.80x = 5,328,169.80 × 1,308,737.20
  4. Step 4: Simplify right side
    3,552,890.80x = 6,973,174,025,176.56
  5. Step 5: Solve for x
    x = 6,973,174,025,176.56/3,552,890.80
  6. Step 6: Final answer
    x = 1,962,676.15

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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.