Home / 1,522,242.84-2,100,764.34-843,179.28

Finding the Fourth Proportional to 1,522,242.84, 2,100,764.34 and 843,179.28

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Solution

The fourth proportional to 1,522,242.84, 2,100,764.34 and 843,179.28 is: 1,163,625.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,242.84 : 2,100,764.34 = 843,179.28 : x
  2. Step 2: Convert to fraction form
    1,522,242.84/2,100,764.34 = 843,179.28/x
  3. Step 3: Cross multiply
    1,522,242.84x = 2,100,764.34 × 843,179.28
  4. Step 4: Simplify right side
    1,522,242.84x = 1,771,320,963,650.88
  5. Step 5: Solve for x
    x = 1,771,320,963,650.88/1,522,242.84
  6. Step 6: Final answer
    x = 1,163,625.75

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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.