Home / 1,880,300.28-2,821,571.11-682,316.06

Finding the Fourth Proportional to 1,880,300.28, 2,821,571.11 and 682,316.06

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Solution

The fourth proportional to 1,880,300.28, 2,821,571.11 and 682,316.06 is: 1,023,880.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,300.28 : 2,821,571.11 = 682,316.06 : x
  2. Step 2: Convert to fraction form
    1,880,300.28/2,821,571.11 = 682,316.06/x
  3. Step 3: Cross multiply
    1,880,300.28x = 2,821,571.11 × 682,316.06
  4. Step 4: Simplify right side
    1,880,300.28x = 1,925,203,269,530.07
  5. Step 5: Solve for x
    x = 1,925,203,269,530.07/1,880,300.28
  6. Step 6: Final answer
    x = 1,023,880.75

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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.