Home / 1,086,212.16-1,628,929.44-376,049.52

Finding the Fourth Proportional to 1,086,212.16, 1,628,929.44 and 376,049.52

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Solution

The fourth proportional to 1,086,212.16, 1,628,929.44 and 376,049.52 is: 563,939.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,212.16 : 1,628,929.44 = 376,049.52 : x
  2. Step 2: Convert to fraction form
    1,086,212.16/1,628,929.44 = 376,049.52/x
  3. Step 3: Cross multiply
    1,086,212.16x = 1,628,929.44 × 376,049.52
  4. Step 4: Simplify right side
    1,086,212.16x = 612,558,134,025.87
  5. Step 5: Solve for x
    x = 612,558,134,025.87/1,086,212.16
  6. Step 6: Final answer
    x = 563,939.68

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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.