Home / 1,305,361.97-1,958,443.82-623,119.40

Finding the Fourth Proportional to 1,305,361.97, 1,958,443.82 and 623,119.40

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Solution

The fourth proportional to 1,305,361.97, 1,958,443.82 and 623,119.40 is: 934,870.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,361.97 : 1,958,443.82 = 623,119.40 : x
  2. Step 2: Convert to fraction form
    1,305,361.97/1,958,443.82 = 623,119.40/x
  3. Step 3: Cross multiply
    1,305,361.97x = 1,958,443.82 × 623,119.40
  4. Step 4: Simplify right side
    1,305,361.97x = 1,220,344,329,817.69
  5. Step 5: Solve for x
    x = 1,220,344,329,817.69/1,305,361.97
  6. Step 6: Final answer
    x = 934,870.45

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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.