Home / 1,206,324.23-1,665,101.14-776,604.38

Finding the Fourth Proportional to 1,206,324.23, 1,665,101.14 and 776,604.38

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Solution

The fourth proportional to 1,206,324.23, 1,665,101.14 and 776,604.38 is: 1,071,954.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,324.23 : 1,665,101.14 = 776,604.38 : x
  2. Step 2: Convert to fraction form
    1,206,324.23/1,665,101.14 = 776,604.38/x
  3. Step 3: Cross multiply
    1,206,324.23x = 1,665,101.14 × 776,604.38
  4. Step 4: Simplify right side
    1,206,324.23x = 1,293,124,828,199.98
  5. Step 5: Solve for x
    x = 1,293,124,828,199.98/1,206,324.23
  6. Step 6: Final answer
    x = 1,071,954.62

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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.