Home / 1,198,819.84-1,798,497.60-450,872.32

Finding the Fourth Proportional to 1,198,819.84, 1,798,497.60 and 450,872.32

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Solution

The fourth proportional to 1,198,819.84, 1,798,497.60 and 450,872.32 is: 676,409.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,819.84 : 1,798,497.60 = 450,872.32 : x
  2. Step 2: Convert to fraction form
    1,198,819.84/1,798,497.60 = 450,872.32/x
  3. Step 3: Cross multiply
    1,198,819.84x = 1,798,497.60 × 450,872.32
  4. Step 4: Simplify right side
    1,198,819.84x = 810,892,785,426.43
  5. Step 5: Solve for x
    x = 810,892,785,426.43/1,198,819.84
  6. Step 6: Final answer
    x = 676,409.21

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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.