Home / 1,972,020.97-2,958,474.53-624,264.40

Finding the Fourth Proportional to 1,972,020.97, 2,958,474.53 and 624,264.40

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Solution

The fourth proportional to 1,972,020.97, 2,958,474.53 and 624,264.40 is: 936,536.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,020.97 : 2,958,474.53 = 624,264.40 : x
  2. Step 2: Convert to fraction form
    1,972,020.97/2,958,474.53 = 624,264.40/x
  3. Step 3: Cross multiply
    1,972,020.97x = 2,958,474.53 × 624,264.40
  4. Step 4: Simplify right side
    1,972,020.97x = 1,846,870,327,385.73
  5. Step 5: Solve for x
    x = 1,846,870,327,385.73/1,972,020.97
  6. Step 6: Final answer
    x = 936,536.86

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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.