Home / 2,112,329.20-3,168,493.80-2,037,679.60

Finding the Fourth Proportional to 2,112,329.20, 3,168,493.80 and 2,037,679.60

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Solution

The fourth proportional to 2,112,329.20, 3,168,493.80 and 2,037,679.60 is: 3,056,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,329.20 : 3,168,493.80 = 2,037,679.60 : x
  2. Step 2: Convert to fraction form
    2,112,329.20/3,168,493.80 = 2,037,679.60/x
  3. Step 3: Cross multiply
    2,112,329.20x = 3,168,493.80 × 2,037,679.60
  4. Step 4: Simplify right side
    2,112,329.20x = 6,456,375,178,986.48
  5. Step 5: Solve for x
    x = 6,456,375,178,986.48/2,112,329.20
  6. Step 6: Final answer
    x = 3,056,519.40

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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.