Home / 1,303,356.05-1,797,992.19-1,131,032.15

Finding the Fourth Proportional to 1,303,356.05, 1,797,992.19 and 1,131,032.15

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Solution

The fourth proportional to 1,303,356.05, 1,797,992.19 and 1,131,032.15 is: 1,560,269.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,356.05 : 1,797,992.19 = 1,131,032.15 : x
  2. Step 2: Convert to fraction form
    1,303,356.05/1,797,992.19 = 1,131,032.15/x
  3. Step 3: Cross multiply
    1,303,356.05x = 1,797,992.19 × 1,131,032.15
  4. Step 4: Simplify right side
    1,303,356.05x = 2,033,586,963,348.95
  5. Step 5: Solve for x
    x = 2,033,586,963,348.95/1,303,356.05
  6. Step 6: Final answer
    x = 1,560,269.71

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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.