Home / 1,612,008.28-2,224,571.34-886,840.36

Finding the Fourth Proportional to 1,612,008.28, 2,224,571.34 and 886,840.36

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Solution

The fourth proportional to 1,612,008.28, 2,224,571.34 and 886,840.36 is: 1,223,839.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,008.28 : 2,224,571.34 = 886,840.36 : x
  2. Step 2: Convert to fraction form
    1,612,008.28/2,224,571.34 = 886,840.36/x
  3. Step 3: Cross multiply
    1,612,008.28x = 2,224,571.34 × 886,840.36
  4. Step 4: Simplify right side
    1,612,008.28x = 1,972,839,648,011.28
  5. Step 5: Solve for x
    x = 1,972,839,648,011.28/1,612,008.28
  6. Step 6: Final answer
    x = 1,223,839.65

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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.