Home / 1,100,664.27-1,650,979.95-381,529.46

Finding the Fourth Proportional to 1,100,664.27, 1,650,979.95 and 381,529.46

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Solution

The fourth proportional to 1,100,664.27, 1,650,979.95 and 381,529.46 is: 572,288.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,664.27 : 1,650,979.95 = 381,529.46 : x
  2. Step 2: Convert to fraction form
    1,100,664.27/1,650,979.95 = 381,529.46/x
  3. Step 3: Cross multiply
    1,100,664.27x = 1,650,979.95 × 381,529.46
  4. Step 4: Simplify right side
    1,100,664.27x = 629,897,488,794.33
  5. Step 5: Solve for x
    x = 629,897,488,794.33/1,100,664.27
  6. Step 6: Final answer
    x = 572,288.49

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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.