Home / 2,218,440.25-3,061,447.75-1,199,845.00

Finding the Fourth Proportional to 2,218,440.25, 3,061,447.75 and 1,199,845.00

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Solution

The fourth proportional to 2,218,440.25, 3,061,447.75 and 1,199,845.00 is: 1,655,786.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,440.25 : 3,061,447.75 = 1,199,845.00 : x
  2. Step 2: Convert to fraction form
    2,218,440.25/3,061,447.75 = 1,199,845.00/x
  3. Step 3: Cross multiply
    2,218,440.25x = 3,061,447.75 × 1,199,845.00
  4. Step 4: Simplify right side
    2,218,440.25x = 3,673,262,780,925.37
  5. Step 5: Solve for x
    x = 3,673,262,780,925.37/2,218,440.25
  6. Step 6: Final answer
    x = 1,655,786.21

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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.