Home / 1,686,531.90-2,327,413.24-922,585.26

Finding the Fourth Proportional to 1,686,531.90, 2,327,413.24 and 922,585.26

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Solution

The fourth proportional to 1,686,531.90, 2,327,413.24 and 922,585.26 is: 1,273,167.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,531.90 : 2,327,413.24 = 922,585.26 : x
  2. Step 2: Convert to fraction form
    1,686,531.90/2,327,413.24 = 922,585.26/x
  3. Step 3: Cross multiply
    1,686,531.90x = 2,327,413.24 × 922,585.26
  4. Step 4: Simplify right side
    1,686,531.90x = 2,147,237,149,152.84
  5. Step 5: Solve for x
    x = 2,147,237,149,152.84/1,686,531.90
  6. Step 6: Final answer
    x = 1,273,167.23

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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.