Home / 1,517,345.09-2,093,874.30-829,040.81

Finding the Fourth Proportional to 1,517,345.09, 2,093,874.30 and 829,040.81

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Solution

The fourth proportional to 1,517,345.09, 2,093,874.30 and 829,040.81 is: 1,144,042.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,345.09 : 2,093,874.30 = 829,040.81 : x
  2. Step 2: Convert to fraction form
    1,517,345.09/2,093,874.30 = 829,040.81/x
  3. Step 3: Cross multiply
    1,517,345.09x = 2,093,874.30 × 829,040.81
  4. Step 4: Simplify right side
    1,517,345.09x = 1,735,907,235,240.81
  5. Step 5: Solve for x
    x = 1,735,907,235,240.81/1,517,345.09
  6. Step 6: Final answer
    x = 1,144,042.48

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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.