Home / 3,840,041.80-5,760,062.70-2,645,648.20

Finding the Fourth Proportional to 3,840,041.80, 5,760,062.70 and 2,645,648.20

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Solution

The fourth proportional to 3,840,041.80, 5,760,062.70 and 2,645,648.20 is: 3,968,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,041.80 : 5,760,062.70 = 2,645,648.20 : x
  2. Step 2: Convert to fraction form
    3,840,041.80/5,760,062.70 = 2,645,648.20/x
  3. Step 3: Cross multiply
    3,840,041.80x = 5,760,062.70 × 2,645,648.20
  4. Step 4: Simplify right side
    3,840,041.80x = 15,239,099,514,142.14
  5. Step 5: Solve for x
    x = 15,239,099,514,142.14/3,840,041.80
  6. Step 6: Final answer
    x = 3,968,472.30

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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.