Home / 987,727.80-1,482,435.40-704,112.17

Finding the Fourth Proportional to 987,727.80, 1,482,435.40 and 704,112.17

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Solution

The fourth proportional to 987,727.80, 1,482,435.40 and 704,112.17 is: 1,056,769.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,727.80 : 1,482,435.40 = 704,112.17 : x
  2. Step 2: Convert to fraction form
    987,727.80/1,482,435.40 = 704,112.17/x
  3. Step 3: Cross multiply
    987,727.80x = 1,482,435.40 × 704,112.17
  4. Step 4: Simplify right side
    987,727.80x = 1,043,800,800,715.61
  5. Step 5: Solve for x
    x = 1,043,800,800,715.61/987,727.80
  6. Step 6: Final answer
    x = 1,056,769.69

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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.