Home / 1,295,912.70-1,942,228.80-496,126.80

Finding the Fourth Proportional to 1,295,912.70, 1,942,228.80 and 496,126.80

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Solution

The fourth proportional to 1,295,912.70, 1,942,228.80 and 496,126.80 is: 743,562.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,912.70 : 1,942,228.80 = 496,126.80 : x
  2. Step 2: Convert to fraction form
    1,295,912.70/1,942,228.80 = 496,126.80/x
  3. Step 3: Cross multiply
    1,295,912.70x = 1,942,228.80 × 496,126.80
  4. Step 4: Simplify right side
    1,295,912.70x = 963,591,759,411.84
  5. Step 5: Solve for x
    x = 963,591,759,411.84/1,295,912.70
  6. Step 6: Final answer
    x = 743,562.25

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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.