Home / 4,478,738.40-6,718,107.60-2,456,200.80

Finding the Fourth Proportional to 4,478,738.40, 6,718,107.60 and 2,456,200.80

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Solution

The fourth proportional to 4,478,738.40, 6,718,107.60 and 2,456,200.80 is: 3,684,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478,738.40 : 6,718,107.60 = 2,456,200.80 : x
  2. Step 2: Convert to fraction form
    4,478,738.40/6,718,107.60 = 2,456,200.80/x
  3. Step 3: Cross multiply
    4,478,738.40x = 6,718,107.60 × 2,456,200.80
  4. Step 4: Simplify right side
    4,478,738.40x = 16,501,021,261,606.08
  5. Step 5: Solve for x
    x = 16,501,021,261,606.08/4,478,738.40
  6. Step 6: Final answer
    x = 3,684,301.20

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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.