Home / 3,022,494.40-4,171,035.84-1,645,816.80

Finding the Fourth Proportional to 3,022,494.40, 4,171,035.84 and 1,645,816.80

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Solution

The fourth proportional to 3,022,494.40, 4,171,035.84 and 1,645,816.80 is: 2,271,223.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022,494.40 : 4,171,035.84 = 1,645,816.80 : x
  2. Step 2: Convert to fraction form
    3,022,494.40/4,171,035.84 = 1,645,816.80/x
  3. Step 3: Cross multiply
    3,022,494.40x = 4,171,035.84 × 1,645,816.80
  4. Step 4: Simplify right side
    3,022,494.40x = 6,864,760,858,874.11
  5. Step 5: Solve for x
    x = 6,864,760,858,874.11/3,022,494.40
  6. Step 6: Final answer
    x = 2,271,223.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.