Home / 2,218,366.09-3,061,345.21-1,199,770.84

Finding the Fourth Proportional to 2,218,366.09, 3,061,345.21 and 1,199,770.84

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Solution

The fourth proportional to 2,218,366.09, 3,061,345.21 and 1,199,770.84 is: 1,655,683.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,366.09 : 3,061,345.21 = 1,199,770.84 : x
  2. Step 2: Convert to fraction form
    2,218,366.09/3,061,345.21 = 1,199,770.84/x
  3. Step 3: Cross multiply
    2,218,366.09x = 3,061,345.21 × 1,199,770.84
  4. Step 4: Simplify right side
    2,218,366.09x = 3,672,912,714,131.68
  5. Step 5: Solve for x
    x = 3,672,912,714,131.68/2,218,366.09
  6. Step 6: Final answer
    x = 1,655,683.76

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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.