Home / 5,180,410.80-7,770,616.20-2,940,922.80

Finding the Fourth Proportional to 5,180,410.80, 7,770,616.20 and 2,940,922.80

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Solution

The fourth proportional to 5,180,410.80, 7,770,616.20 and 2,940,922.80 is: 4,411,384.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,410.80 : 7,770,616.20 = 2,940,922.80 : x
  2. Step 2: Convert to fraction form
    5,180,410.80/7,770,616.20 = 2,940,922.80/x
  3. Step 3: Cross multiply
    5,180,410.80x = 7,770,616.20 × 2,940,922.80
  4. Step 4: Simplify right side
    5,180,410.80x = 22,852,782,352,629.36
  5. Step 5: Solve for x
    x = 22,852,782,352,629.36/5,180,410.80
  6. Step 6: Final answer
    x = 4,411,384.20

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1.5x scale

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.