Home / 1,113,824.52-1,670,722.20-272,383.56

Finding the Fourth Proportional to 1,113,824.52, 1,670,722.20 and 272,383.56

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Solution

The fourth proportional to 1,113,824.52, 1,670,722.20 and 272,383.56 is: 408,571.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,824.52 : 1,670,722.20 = 272,383.56 : x
  2. Step 2: Convert to fraction form
    1,113,824.52/1,670,722.20 = 272,383.56/x
  3. Step 3: Cross multiply
    1,113,824.52x = 1,670,722.20 × 272,383.56
  4. Step 4: Simplify right side
    1,113,824.52x = 455,077,260,607.03
  5. Step 5: Solve for x
    x = 455,077,260,607.03/1,113,824.52
  6. Step 6: Final answer
    x = 408,571.77

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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.