Home / 1,198,373.93-1,797,813.66-388,695.46

Finding the Fourth Proportional to 1,198,373.93, 1,797,813.66 and 388,695.46

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Solution

The fourth proportional to 1,198,373.93, 1,797,813.66 and 388,695.46 is: 583,125.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,373.93 : 1,797,813.66 = 388,695.46 : x
  2. Step 2: Convert to fraction form
    1,198,373.93/1,797,813.66 = 388,695.46/x
  3. Step 3: Cross multiply
    1,198,373.93x = 1,797,813.66 × 388,695.46
  4. Step 4: Simplify right side
    1,198,373.93x = 698,802,007,567.98
  5. Step 5: Solve for x
    x = 698,802,007,567.98/1,198,373.93
  6. Step 6: Final answer
    x = 583,125.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.