Home / 3,881,653.08-5,356,703.21-2,251,028.61

Finding the Fourth Proportional to 3,881,653.08, 5,356,703.21 and 2,251,028.61

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Solution

The fourth proportional to 3,881,653.08, 5,356,703.21 and 2,251,028.61 is: 3,106,432.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,653.08 : 5,356,703.21 = 2,251,028.61 : x
  2. Step 2: Convert to fraction form
    3,881,653.08/5,356,703.21 = 2,251,028.61/x
  3. Step 3: Cross multiply
    3,881,653.08x = 5,356,703.21 × 2,251,028.61
  4. Step 4: Simplify right side
    3,881,653.08x = 12,058,092,169,733.70
  5. Step 5: Solve for x
    x = 12,058,092,169,733.70/3,881,653.08
  6. Step 6: Final answer
    x = 3,106,432.22

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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.