Home / 1,136,521.11-1,568,413.62-671,390.31

Finding the Fourth Proportional to 1,136,521.11, 1,568,413.62 and 671,390.31

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Solution

The fourth proportional to 1,136,521.11, 1,568,413.62 and 671,390.31 is: 926,527.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,521.11 : 1,568,413.62 = 671,390.31 : x
  2. Step 2: Convert to fraction form
    1,136,521.11/1,568,413.62 = 671,390.31/x
  3. Step 3: Cross multiply
    1,136,521.11x = 1,568,413.62 × 671,390.31
  4. Step 4: Simplify right side
    1,136,521.11x = 1,053,017,706,540.02
  5. Step 5: Solve for x
    x = 1,053,017,706,540.02/1,136,521.11
  6. Step 6: Final answer
    x = 926,527.19

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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.