Home / 3,942,032.80-5,913,049.20-3,091,727.20

Finding the Fourth Proportional to 3,942,032.80, 5,913,049.20 and 3,091,727.20

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Solution

The fourth proportional to 3,942,032.80, 5,913,049.20 and 3,091,727.20 is: 4,637,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,032.80 : 5,913,049.20 = 3,091,727.20 : x
  2. Step 2: Convert to fraction form
    3,942,032.80/5,913,049.20 = 3,091,727.20/x
  3. Step 3: Cross multiply
    3,942,032.80x = 5,913,049.20 × 3,091,727.20
  4. Step 4: Simplify right side
    3,942,032.80x = 18,281,535,046,578.24
  5. Step 5: Solve for x
    x = 18,281,535,046,578.24/3,942,032.80
  6. Step 6: Final answer
    x = 4,637,590.80

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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.