Home / 1,972,206.74-2,958,753.46-624,449.90

Finding the Fourth Proportional to 1,972,206.74, 2,958,753.46 and 624,449.90

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Solution

The fourth proportional to 1,972,206.74, 2,958,753.46 and 624,449.90 is: 936,815.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,206.74 : 2,958,753.46 = 624,449.90 : x
  2. Step 2: Convert to fraction form
    1,972,206.74/2,958,753.46 = 624,449.90/x
  3. Step 3: Cross multiply
    1,972,206.74x = 2,958,753.46 × 624,449.90
  4. Step 4: Simplify right side
    1,972,206.74x = 1,847,593,302,221.65
  5. Step 5: Solve for x
    x = 1,847,593,302,221.65/1,972,206.74
  6. Step 6: Final answer
    x = 936,815.23

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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.