Home / 3,689,837.38-5,091,983.78-2,058,350.40

Finding the Fourth Proportional to 3,689,837.38, 5,091,983.78 and 2,058,350.40

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Solution

The fourth proportional to 3,689,837.38, 5,091,983.78 and 2,058,350.40 is: 2,840,528.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,837.38 : 5,091,983.78 = 2,058,350.40 : x
  2. Step 2: Convert to fraction form
    3,689,837.38/5,091,983.78 = 2,058,350.40/x
  3. Step 3: Cross multiply
    3,689,837.38x = 5,091,983.78 × 2,058,350.40
  4. Step 4: Simplify right side
    3,689,837.38x = 10,481,086,850,356.51
  5. Step 5: Solve for x
    x = 10,481,086,850,356.51/3,689,837.38
  6. Step 6: Final answer
    x = 2,840,528.12

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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.