Home / 2,191,162.20-3,286,743.30-615,226.20

Finding the Fourth Proportional to 2,191,162.20, 3,286,743.30 and 615,226.20

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Solution

The fourth proportional to 2,191,162.20, 3,286,743.30 and 615,226.20 is: 922,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,162.20 : 3,286,743.30 = 615,226.20 : x
  2. Step 2: Convert to fraction form
    2,191,162.20/3,286,743.30 = 615,226.20/x
  3. Step 3: Cross multiply
    2,191,162.20x = 3,286,743.30 × 615,226.20
  4. Step 4: Simplify right side
    2,191,162.20x = 2,022,090,590,834.46
  5. Step 5: Solve for x
    x = 2,022,090,590,834.46/2,191,162.20
  6. Step 6: Final answer
    x = 922,839.30

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.