Home / 1,383,277.31-2,074,914.12-372,400.38

Finding the Fourth Proportional to 1,383,277.31, 2,074,914.12 and 372,400.38

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Solution

The fourth proportional to 1,383,277.31, 2,074,914.12 and 372,400.38 is: 558,600.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,277.31 : 2,074,914.12 = 372,400.38 : x
  2. Step 2: Convert to fraction form
    1,383,277.31/2,074,914.12 = 372,400.38/x
  3. Step 3: Cross multiply
    1,383,277.31x = 2,074,914.12 × 372,400.38
  4. Step 4: Simplify right side
    1,383,277.31x = 772,698,806,755.37
  5. Step 5: Solve for x
    x = 772,698,806,755.37/1,383,277.31
  6. Step 6: Final answer
    x = 558,600.08

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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.