Home / 3,666,056.72-5,058,641.84-2,195,620.66

Finding the Fourth Proportional to 3,666,056.72, 5,058,641.84 and 2,195,620.66

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Solution

The fourth proportional to 3,666,056.72, 5,058,641.84 and 2,195,620.66 is: 3,029,647.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666,056.72 : 5,058,641.84 = 2,195,620.66 : x
  2. Step 2: Convert to fraction form
    3,666,056.72/5,058,641.84 = 2,195,620.66/x
  3. Step 3: Cross multiply
    3,666,056.72x = 5,058,641.84 × 2,195,620.66
  4. Step 4: Simplify right side
    3,666,056.72x = 11,106,858,499,173.10
  5. Step 5: Solve for x
    x = 11,106,858,499,173.10/3,666,056.72
  6. Step 6: Final answer
    x = 3,029,647.21

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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.