Home / 2,150,816.80-3,226,225.20-2,117,639.20

Finding the Fourth Proportional to 2,150,816.80, 3,226,225.20 and 2,117,639.20

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Solution

The fourth proportional to 2,150,816.80, 3,226,225.20 and 2,117,639.20 is: 3,176,458.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150,816.80 : 3,226,225.20 = 2,117,639.20 : x
  2. Step 2: Convert to fraction form
    2,150,816.80/3,226,225.20 = 2,117,639.20/x
  3. Step 3: Cross multiply
    2,150,816.80x = 3,226,225.20 × 2,117,639.20
  4. Step 4: Simplify right side
    2,150,816.80x = 6,831,980,951,547.84
  5. Step 5: Solve for x
    x = 6,831,980,951,547.84/2,150,816.80
  6. Step 6: Final answer
    x = 3,176,458.80

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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.