Home / 1,638,190.38-2,457,359.31-627,050.07

Finding the Fourth Proportional to 1,638,190.38, 2,457,359.31 and 627,050.07

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Solution

The fourth proportional to 1,638,190.38, 2,457,359.31 and 627,050.07 is: 940,603.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,190.38 : 2,457,359.31 = 627,050.07 : x
  2. Step 2: Convert to fraction form
    1,638,190.38/2,457,359.31 = 627,050.07/x
  3. Step 3: Cross multiply
    1,638,190.38x = 2,457,359.31 × 627,050.07
  4. Step 4: Simplify right side
    1,638,190.38x = 1,540,887,327,350.65
  5. Step 5: Solve for x
    x = 1,540,887,327,350.65/1,638,190.38
  6. Step 6: Final answer
    x = 940,603.33

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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.