Home / 1,450,453.73-2,174,638.47-681,517.85

Finding the Fourth Proportional to 1,450,453.73, 2,174,638.47 and 681,517.85

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Solution

The fourth proportional to 1,450,453.73, 2,174,638.47 and 681,517.85 is: 1,021,787.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,453.73 : 2,174,638.47 = 681,517.85 : x
  2. Step 2: Convert to fraction form
    1,450,453.73/2,174,638.47 = 681,517.85/x
  3. Step 3: Cross multiply
    1,450,453.73x = 2,174,638.47 × 681,517.85
  4. Step 4: Simplify right side
    1,450,453.73x = 1,482,054,923,728.50
  5. Step 5: Solve for x
    x = 1,482,054,923,728.50/1,450,453.73
  6. Step 6: Final answer
    x = 1,021,787.11

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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.