Home / 1,314,108.46-1,813,857.50-770,361.94

Finding the Fourth Proportional to 1,314,108.46, 1,813,857.50 and 770,361.94

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Solution

The fourth proportional to 1,314,108.46, 1,813,857.50 and 770,361.94 is: 1,063,326.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,108.46 : 1,813,857.50 = 770,361.94 : x
  2. Step 2: Convert to fraction form
    1,314,108.46/1,813,857.50 = 770,361.94/x
  3. Step 3: Cross multiply
    1,314,108.46x = 1,813,857.50 × 770,361.94
  4. Step 4: Simplify right side
    1,314,108.46x = 1,397,326,782,583.55
  5. Step 5: Solve for x
    x = 1,397,326,782,583.55/1,314,108.46
  6. Step 6: Final answer
    x = 1,063,326.83

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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.