Home / 3,302,891.20-4,954,336.80-2,799,006.40

Finding the Fourth Proportional to 3,302,891.20, 4,954,336.80 and 2,799,006.40

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Solution

The fourth proportional to 3,302,891.20, 4,954,336.80 and 2,799,006.40 is: 4,198,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302,891.20 : 4,954,336.80 = 2,799,006.40 : x
  2. Step 2: Convert to fraction form
    3,302,891.20/4,954,336.80 = 2,799,006.40/x
  3. Step 3: Cross multiply
    3,302,891.20x = 4,954,336.80 × 2,799,006.40
  4. Step 4: Simplify right side
    3,302,891.20x = 13,867,220,410,955.52
  5. Step 5: Solve for x
    x = 13,867,220,410,955.52/3,302,891.20
  6. Step 6: Final answer
    x = 4,198,509.60

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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.