Home / 1,263,847.37-1,744,120.97-719,975.10

Finding the Fourth Proportional to 1,263,847.37, 1,744,120.97 and 719,975.10

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Solution

The fourth proportional to 1,263,847.37, 1,744,120.97 and 719,975.10 is: 993,572.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,847.37 : 1,744,120.97 = 719,975.10 : x
  2. Step 2: Convert to fraction form
    1,263,847.37/1,744,120.97 = 719,975.10/x
  3. Step 3: Cross multiply
    1,263,847.37x = 1,744,120.97 × 719,975.10
  4. Step 4: Simplify right side
    1,263,847.37x = 1,255,723,669,787.85
  5. Step 5: Solve for x
    x = 1,255,723,669,787.85/1,263,847.37
  6. Step 6: Final answer
    x = 993,572.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.