Home / 1,880,318.75-2,821,598.90-682,334.57

Finding the Fourth Proportional to 1,880,318.75, 2,821,598.90 and 682,334.57

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Solution

The fourth proportional to 1,880,318.75, 2,821,598.90 and 682,334.57 is: 1,023,908.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,318.75 : 2,821,598.90 = 682,334.57 : x
  2. Step 2: Convert to fraction form
    1,880,318.75/2,821,598.90 = 682,334.57/x
  3. Step 3: Cross multiply
    1,880,318.75x = 2,821,598.90 × 682,334.57
  4. Step 4: Simplify right side
    1,880,318.75x = 1,925,274,468,732.30
  5. Step 5: Solve for x
    x = 1,925,274,468,732.30/1,880,318.75
  6. Step 6: Final answer
    x = 1,023,908.56

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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.