Home / 1,989,915.66-2,984,873.49-494,007.66

Finding the Fourth Proportional to 1,989,915.66, 2,984,873.49 and 494,007.66

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Solution

The fourth proportional to 1,989,915.66, 2,984,873.49 and 494,007.66 is: 741,011.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,915.66 : 2,984,873.49 = 494,007.66 : x
  2. Step 2: Convert to fraction form
    1,989,915.66/2,984,873.49 = 494,007.66/x
  3. Step 3: Cross multiply
    1,989,915.66x = 2,984,873.49 × 494,007.66
  4. Step 4: Simplify right side
    1,989,915.66x = 1,474,550,368,190.93
  5. Step 5: Solve for x
    x = 1,474,550,368,190.93/1,989,915.66
  6. Step 6: Final answer
    x = 741,011.49

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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.