Home / 1,393,173.92-1,922,790.16-849,625.02

Finding the Fourth Proportional to 1,393,173.92, 1,922,790.16 and 849,625.02

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Solution

The fourth proportional to 1,393,173.92, 1,922,790.16 and 849,625.02 is: 1,172,610.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,173.92 : 1,922,790.16 = 849,625.02 : x
  2. Step 2: Convert to fraction form
    1,393,173.92/1,922,790.16 = 849,625.02/x
  3. Step 3: Cross multiply
    1,393,173.92x = 1,922,790.16 × 849,625.02
  4. Step 4: Simplify right side
    1,393,173.92x = 1,633,650,628,145.80
  5. Step 5: Solve for x
    x = 1,633,650,628,145.80/1,393,173.92
  6. Step 6: Final answer
    x = 1,172,610.69

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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.