Home / 3,271,214.20-4,906,821.30-3,124,247.80

Finding the Fourth Proportional to 3,271,214.20, 4,906,821.30 and 3,124,247.80

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Solution

The fourth proportional to 3,271,214.20, 4,906,821.30 and 3,124,247.80 is: 4,686,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,214.20 : 4,906,821.30 = 3,124,247.80 : x
  2. Step 2: Convert to fraction form
    3,271,214.20/4,906,821.30 = 3,124,247.80/x
  3. Step 3: Cross multiply
    3,271,214.20x = 4,906,821.30 × 3,124,247.80
  4. Step 4: Simplify right side
    3,271,214.20x = 15,330,125,651,518.14
  5. Step 5: Solve for x
    x = 15,330,125,651,518.14/3,271,214.20
  6. Step 6: Final answer
    x = 4,686,371.70

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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.