Home / 1,741,982.67-2,403,874.13-978,068.43

Finding the Fourth Proportional to 1,741,982.67, 2,403,874.13 and 978,068.43

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Solution

The fourth proportional to 1,741,982.67, 2,403,874.13 and 978,068.43 is: 1,349,699.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741,982.67 : 2,403,874.13 = 978,068.43 : x
  2. Step 2: Convert to fraction form
    1,741,982.67/2,403,874.13 = 978,068.43/x
  3. Step 3: Cross multiply
    1,741,982.67x = 2,403,874.13 × 978,068.43
  4. Step 4: Simplify right side
    1,741,982.67x = 2,351,153,391,356.37
  5. Step 5: Solve for x
    x = 2,351,153,391,356.37/1,741,982.67
  6. Step 6: Final answer
    x = 1,349,699.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.