Home / 1,687,723.84-2,329,080.78-923,761

Finding the Fourth Proportional to 1,687,723.84, 2,329,080.78 and 923,761

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Solution

The fourth proportional to 1,687,723.84, 2,329,080.78 and 923,761 is: 1,274,802.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,723.84 : 2,329,080.78 = 923,761 : x
  2. Step 2: Convert to fraction form
    1,687,723.84/2,329,080.78 = 923,761/x
  3. Step 3: Cross multiply
    1,687,723.84x = 2,329,080.78 × 923,761
  4. Step 4: Simplify right side
    1,687,723.84x = 2,151,513,990,413.58
  5. Step 5: Solve for x
    x = 2,151,513,990,413.58/1,687,723.84
  6. Step 6: Final answer
    x = 1,274,802.16

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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.