Home / 2,218,354.81-3,061,329.64-1,199,759.56

Finding the Fourth Proportional to 2,218,354.81, 3,061,329.64 and 1,199,759.56

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Solution

The fourth proportional to 2,218,354.81, 3,061,329.64 and 1,199,759.56 is: 1,655,668.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,354.81 : 3,061,329.64 = 1,199,759.56 : x
  2. Step 2: Convert to fraction form
    2,218,354.81/3,061,329.64 = 1,199,759.56/x
  3. Step 3: Cross multiply
    2,218,354.81x = 3,061,329.64 × 1,199,759.56
  4. Step 4: Simplify right side
    2,218,354.81x = 3,672,859,501,901.36
  5. Step 5: Solve for x
    x = 3,672,859,501,901.36/2,218,354.81
  6. Step 6: Final answer
    x = 1,655,668.19

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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.