Home / 1,799,880.57-2,700,571.32-789,728.49

Finding the Fourth Proportional to 1,799,880.57, 2,700,571.32 and 789,728.49

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Solution

The fourth proportional to 1,799,880.57, 2,700,571.32 and 789,728.49 is: 1,184,922.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,880.57 : 2,700,571.32 = 789,728.49 : x
  2. Step 2: Convert to fraction form
    1,799,880.57/2,700,571.32 = 789,728.49/x
  3. Step 3: Cross multiply
    1,799,880.57x = 2,700,571.32 × 789,728.49
  4. Step 4: Simplify right side
    1,799,880.57x = 2,132,718,110,680.91
  5. Step 5: Solve for x
    x = 2,132,718,110,680.91/1,799,880.57
  6. Step 6: Final answer
    x = 1,184,922.01

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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.