Home / 1,245,037.73-1,718,198.19-693,803.16

Finding the Fourth Proportional to 1,245,037.73, 1,718,198.19 and 693,803.16

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Solution

The fourth proportional to 1,245,037.73, 1,718,198.19 and 693,803.16 is: 957,474.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,037.73 : 1,718,198.19 = 693,803.16 : x
  2. Step 2: Convert to fraction form
    1,245,037.73/1,718,198.19 = 693,803.16/x
  3. Step 3: Cross multiply
    1,245,037.73x = 1,718,198.19 × 693,803.16
  4. Step 4: Simplify right side
    1,245,037.73x = 1,192,091,333,728.28
  5. Step 5: Solve for x
    x = 1,192,091,333,728.28/1,245,037.73
  6. Step 6: Final answer
    x = 957,474.07

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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.