Home / 2,154,662.40-3,231,993.60-956,121.60

Finding the Fourth Proportional to 2,154,662.40, 3,231,993.60 and 956,121.60

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Solution

The fourth proportional to 2,154,662.40, 3,231,993.60 and 956,121.60 is: 1,434,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,662.40 : 3,231,993.60 = 956,121.60 : x
  2. Step 2: Convert to fraction form
    2,154,662.40/3,231,993.60 = 956,121.60/x
  3. Step 3: Cross multiply
    2,154,662.40x = 3,231,993.60 × 956,121.60
  4. Step 4: Simplify right side
    2,154,662.40x = 3,090,178,892,021.76
  5. Step 5: Solve for x
    x = 3,090,178,892,021.76/2,154,662.40
  6. Step 6: Final answer
    x = 1,434,182.40

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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.