Home / 1,880,313.75-2,821,591.40-682,329.56

Finding the Fourth Proportional to 1,880,313.75, 2,821,591.40 and 682,329.56

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Solution

The fourth proportional to 1,880,313.75, 2,821,591.40 and 682,329.56 is: 1,023,901.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,313.75 : 2,821,591.40 = 682,329.56 : x
  2. Step 2: Convert to fraction form
    1,880,313.75/2,821,591.40 = 682,329.56/x
  3. Step 3: Cross multiply
    1,880,313.75x = 2,821,591.40 × 682,329.56
  4. Step 4: Simplify right side
    1,880,313.75x = 1,925,255,200,942.18
  5. Step 5: Solve for x
    x = 1,925,255,200,942.18/1,880,313.75
  6. Step 6: Final answer
    x = 1,023,901.04

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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.