Home / 2,178,767.82-3,268,334.66-662,463.92

Finding the Fourth Proportional to 2,178,767.82, 3,268,334.66 and 662,463.92

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Solution

The fourth proportional to 2,178,767.82, 3,268,334.66 and 662,463.92 is: 993,751.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,767.82 : 3,268,334.66 = 662,463.92 : x
  2. Step 2: Convert to fraction form
    2,178,767.82/3,268,334.66 = 662,463.92/x
  3. Step 3: Cross multiply
    2,178,767.82x = 3,268,334.66 × 662,463.92
  4. Step 4: Simplify right side
    2,178,767.82x = 2,165,153,780,935.96
  5. Step 5: Solve for x
    x = 2,165,153,780,935.96/2,178,767.82
  6. Step 6: Final answer
    x = 993,751.50

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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.