Home / 3,707,890.80-5,561,836.20-3,644,905.20

Finding the Fourth Proportional to 3,707,890.80, 5,561,836.20 and 3,644,905.20

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Solution

The fourth proportional to 3,707,890.80, 5,561,836.20 and 3,644,905.20 is: 5,467,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707,890.80 : 5,561,836.20 = 3,644,905.20 : x
  2. Step 2: Convert to fraction form
    3,707,890.80/5,561,836.20 = 3,644,905.20/x
  3. Step 3: Cross multiply
    3,707,890.80x = 5,561,836.20 × 3,644,905.20
  4. Step 4: Simplify right side
    3,707,890.80x = 20,272,365,686,928.24
  5. Step 5: Solve for x
    x = 20,272,365,686,928.24/3,707,890.80
  6. Step 6: Final answer
    x = 5,467,357.80

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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.