Home / 1,405,441.16-2,108,123.46-394,571.48

Finding the Fourth Proportional to 1,405,441.16, 2,108,123.46 and 394,571.48

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Solution

The fourth proportional to 1,405,441.16, 2,108,123.46 and 394,571.48 is: 591,846.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,441.16 : 2,108,123.46 = 394,571.48 : x
  2. Step 2: Convert to fraction form
    1,405,441.16/2,108,123.46 = 394,571.48/x
  3. Step 3: Cross multiply
    1,405,441.16x = 2,108,123.46 × 394,571.48
  4. Step 4: Simplify right side
    1,405,441.16x = 831,805,393,634.92
  5. Step 5: Solve for x
    x = 831,805,393,634.92/1,405,441.16
  6. Step 6: Final answer
    x = 591,846.47

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1.5x scale

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.