Home / 1,314,361.80-1,813,874.40-741,401.82

Finding the Fourth Proportional to 1,314,361.80, 1,813,874.40 and 741,401.82

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Solution

The fourth proportional to 1,314,361.80, 1,813,874.40 and 741,401.82 is: 1,023,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,361.80 : 1,813,874.40 = 741,401.82 : x
  2. Step 2: Convert to fraction form
    1,314,361.80/1,813,874.40 = 741,401.82/x
  3. Step 3: Cross multiply
    1,314,361.80x = 1,813,874.40 × 741,401.82
  4. Step 4: Simplify right side
    1,314,361.80x = 1,344,809,781,411.41
  5. Step 5: Solve for x
    x = 1,344,809,781,411.41/1,314,361.80
  6. Step 6: Final answer
    x = 1,023,165.60

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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.