Home / 1,972,399.49-2,722,364.42-1,156,865.90

Finding the Fourth Proportional to 1,972,399.49, 2,722,364.42 and 1,156,865.90

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Solution

The fourth proportional to 1,972,399.49, 2,722,364.42 and 1,156,865.90 is: 1,596,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,399.49 : 2,722,364.42 = 1,156,865.90 : x
  2. Step 2: Convert to fraction form
    1,972,399.49/2,722,364.42 = 1,156,865.90/x
  3. Step 3: Cross multiply
    1,972,399.49x = 2,722,364.42 × 1,156,865.90
  4. Step 4: Simplify right side
    1,972,399.49x = 3,149,410,564,871.28
  5. Step 5: Solve for x
    x = 3,149,410,564,871.28/1,972,399.49
  6. Step 6: Final answer
    x = 1,596,740.71

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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.