Home / 3,047,361.15-4,202,634.53-2,015,922.74

Finding the Fourth Proportional to 3,047,361.15, 4,202,634.53 and 2,015,922.74

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Solution

The fourth proportional to 3,047,361.15, 4,202,634.53 and 2,015,922.74 is: 2,780,171.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047,361.15 : 4,202,634.53 = 2,015,922.74 : x
  2. Step 2: Convert to fraction form
    3,047,361.15/4,202,634.53 = 2,015,922.74/x
  3. Step 3: Cross multiply
    3,047,361.15x = 4,202,634.53 × 2,015,922.74
  4. Step 4: Simplify right side
    3,047,361.15x = 8,472,186,517,363.19
  5. Step 5: Solve for x
    x = 8,472,186,517,363.19/3,047,361.15
  6. Step 6: Final answer
    x = 2,780,171.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.