Home / 3,881,642.96-5,356,689.21-2,251,018.49

Finding the Fourth Proportional to 3,881,642.96, 5,356,689.21 and 2,251,018.49

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Solution

The fourth proportional to 3,881,642.96, 5,356,689.21 and 2,251,018.49 is: 3,106,418.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,642.96 : 5,356,689.21 = 2,251,018.49 : x
  2. Step 2: Convert to fraction form
    3,881,642.96/5,356,689.21 = 2,251,018.49/x
  3. Step 3: Cross multiply
    3,881,642.96x = 5,356,689.21 × 2,251,018.49
  4. Step 4: Simplify right side
    3,881,642.96x = 12,058,006,430,110.05
  5. Step 5: Solve for x
    x = 12,058,006,430,110.05/3,881,642.96
  6. Step 6: Final answer
    x = 3,106,418.22

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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.