Home / 1,972,413.27-2,958,915.65-692,795.12

Finding the Fourth Proportional to 1,972,413.27, 2,958,915.65 and 692,795.12

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Solution

The fourth proportional to 1,972,413.27, 2,958,915.65 and 692,795.12 is: 1,039,296.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,413.27 : 2,958,915.65 = 692,795.12 : x
  2. Step 2: Convert to fraction form
    1,972,413.27/2,958,915.65 = 692,795.12/x
  3. Step 3: Cross multiply
    1,972,413.27x = 2,958,915.65 × 692,795.12
  4. Step 4: Simplify right side
    1,972,413.27x = 2,049,922,304,553.07
  5. Step 5: Solve for x
    x = 2,049,922,304,553.07/1,972,413.27
  6. Step 6: Final answer
    x = 1,039,296.55

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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.