Home / 3,540,949.40-5,313,152.10-1,646,715.80

Finding the Fourth Proportional to 3,540,949.40, 5,313,152.10 and 1,646,715.80

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Solution

The fourth proportional to 3,540,949.40, 5,313,152.10 and 1,646,715.80 is: 2,470,877.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,949.40 : 5,313,152.10 = 1,646,715.80 : x
  2. Step 2: Convert to fraction form
    3,540,949.40/5,313,152.10 = 1,646,715.80/x
  3. Step 3: Cross multiply
    3,540,949.40x = 5,313,152.10 × 1,646,715.80
  4. Step 4: Simplify right side
    3,540,949.40x = 8,749,251,510,873.18
  5. Step 5: Solve for x
    x = 8,749,251,510,873.18/3,540,949.40
  6. Step 6: Final answer
    x = 2,470,877.31

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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.