Home / 2,268,720.75-3,130,901.46-1,250,191.11

Finding the Fourth Proportional to 2,268,720.75, 3,130,901.46 and 1,250,191.11

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Solution

The fourth proportional to 2,268,720.75, 3,130,901.46 and 1,250,191.11 is: 1,725,300.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268,720.75 : 3,130,901.46 = 1,250,191.11 : x
  2. Step 2: Convert to fraction form
    2,268,720.75/3,130,901.46 = 1,250,191.11/x
  3. Step 3: Cross multiply
    2,268,720.75x = 3,130,901.46 × 1,250,191.11
  4. Step 4: Simplify right side
    2,268,720.75x = 3,914,225,171,578.02
  5. Step 5: Solve for x
    x = 3,914,225,171,578.02/2,268,720.75
  6. Step 6: Final answer
    x = 1,725,300.56

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.