Home / 1,922,965.94-2,654,510.14-1,198,171.81

Finding the Fourth Proportional to 1,922,965.94, 2,654,510.14 and 1,198,171.81

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Solution

The fourth proportional to 1,922,965.94, 2,654,510.14 and 1,198,171.81 is: 1,653,986.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,965.94 : 2,654,510.14 = 1,198,171.81 : x
  2. Step 2: Convert to fraction form
    1,922,965.94/2,654,510.14 = 1,198,171.81/x
  3. Step 3: Cross multiply
    1,922,965.94x = 2,654,510.14 × 1,198,171.81
  4. Step 4: Simplify right side
    1,922,965.94x = 3,180,559,220,553.15
  5. Step 5: Solve for x
    x = 3,180,559,220,553.15/1,922,965.94
  6. Step 6: Final answer
    x = 1,653,986.25

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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.