Home / 2,632,956.30-3,949,434.45-2,154,659.40

Finding the Fourth Proportional to 2,632,956.30, 3,949,434.45 and 2,154,659.40

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Solution

The fourth proportional to 2,632,956.30, 3,949,434.45 and 2,154,659.40 is: 3,231,989.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,956.30 : 3,949,434.45 = 2,154,659.40 : x
  2. Step 2: Convert to fraction form
    2,632,956.30/3,949,434.45 = 2,154,659.40/x
  3. Step 3: Cross multiply
    2,632,956.30x = 3,949,434.45 × 2,154,659.40
  4. Step 4: Simplify right side
    2,632,956.30x = 8,509,686,062,376.33
  5. Step 5: Solve for x
    x = 8,509,686,062,376.33/2,632,956.30
  6. Step 6: Final answer
    x = 3,231,989.10

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Double scale
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Similar ratio
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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.