Home / 3,956,993.15-5,460,821.22-2,190,891.46

Finding the Fourth Proportional to 3,956,993.15, 5,460,821.22 and 2,190,891.46

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Solution

The fourth proportional to 3,956,993.15, 5,460,821.22 and 2,190,891.46 is: 3,023,524.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956,993.15 : 5,460,821.22 = 2,190,891.46 : x
  2. Step 2: Convert to fraction form
    3,956,993.15/5,460,821.22 = 2,190,891.46/x
  3. Step 3: Cross multiply
    3,956,993.15x = 5,460,821.22 × 2,190,891.46
  4. Step 4: Simplify right side
    3,956,993.15x = 11,964,066,537,226.22
  5. Step 5: Solve for x
    x = 11,964,066,537,226.22/3,956,993.15
  6. Step 6: Final answer
    x = 3,023,524.70

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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.