Home / 3,150,953.60-4,728,763.20-2,085,641.60

Finding the Fourth Proportional to 3,150,953.60, 4,728,763.20 and 2,085,641.60

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Solution

The fourth proportional to 3,150,953.60, 4,728,763.20 and 2,085,641.60 is: 3,130,006.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,953.60 : 4,728,763.20 = 2,085,641.60 : x
  2. Step 2: Convert to fraction form
    3,150,953.60/4,728,763.20 = 2,085,641.60/x
  3. Step 3: Cross multiply
    3,150,953.60x = 4,728,763.20 × 2,085,641.60
  4. Step 4: Simplify right side
    3,150,953.60x = 9,862,505,246,469.12
  5. Step 5: Solve for x
    x = 9,862,505,246,469.12/3,150,953.60
  6. Step 6: Final answer
    x = 3,130,006.50

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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.