Home / 4,991,047.20-7,486,571.88-1,397,343.42

Finding the Fourth Proportional to 4,991,047.20, 7,486,571.88 and 1,397,343.42

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Solution

The fourth proportional to 4,991,047.20, 7,486,571.88 and 1,397,343.42 is: 2,096,015.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,047.20 : 7,486,571.88 = 1,397,343.42 : x
  2. Step 2: Convert to fraction form
    4,991,047.20/7,486,571.88 = 1,397,343.42/x
  3. Step 3: Cross multiply
    4,991,047.20x = 7,486,571.88 × 1,397,343.42
  4. Step 4: Simplify right side
    4,991,047.20x = 10,461,311,954,875.03
  5. Step 5: Solve for x
    x = 10,461,311,954,875.03/4,991,047.20
  6. Step 6: Final answer
    x = 2,096,015.43

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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.