Home / 1,119,832.64-1,680,448.80-454,984.64

Finding the Fourth Proportional to 1,119,832.64, 1,680,448.80 and 454,984.64

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Solution

The fourth proportional to 1,119,832.64, 1,680,448.80 and 454,984.64 is: 682,761.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,832.64 : 1,680,448.80 = 454,984.64 : x
  2. Step 2: Convert to fraction form
    1,119,832.64/1,680,448.80 = 454,984.64/x
  3. Step 3: Cross multiply
    1,119,832.64x = 1,680,448.80 × 454,984.64
  4. Step 4: Simplify right side
    1,119,832.64x = 764,578,392,306.43
  5. Step 5: Solve for x
    x = 764,578,392,306.43/1,119,832.64
  6. Step 6: Final answer
    x = 682,761.30

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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.