Home / 1,776,179.75-2,451,186.38-971,363.75

Finding the Fourth Proportional to 1,776,179.75, 2,451,186.38 and 971,363.75

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Solution

The fourth proportional to 1,776,179.75, 2,451,186.38 and 971,363.75 is: 1,340,513.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,179.75 : 2,451,186.38 = 971,363.75 : x
  2. Step 2: Convert to fraction form
    1,776,179.75/2,451,186.38 = 971,363.75/x
  3. Step 3: Cross multiply
    1,776,179.75x = 2,451,186.38 × 971,363.75
  4. Step 4: Simplify right side
    1,776,179.75x = 2,380,993,594,025.73
  5. Step 5: Solve for x
    x = 2,380,993,594,025.73/1,776,179.75
  6. Step 6: Final answer
    x = 1,340,513.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.