Home / 1,939,282.98-2,907,914.55-723,860.22

Finding the Fourth Proportional to 1,939,282.98, 2,907,914.55 and 723,860.22

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Solution

The fourth proportional to 1,939,282.98, 2,907,914.55 and 723,860.22 is: 1,085,413.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,282.98 : 2,907,914.55 = 723,860.22 : x
  2. Step 2: Convert to fraction form
    1,939,282.98/2,907,914.55 = 723,860.22/x
  3. Step 3: Cross multiply
    1,939,282.98x = 2,907,914.55 × 723,860.22
  4. Step 4: Simplify right side
    1,939,282.98x = 2,104,923,665,904.20
  5. Step 5: Solve for x
    x = 2,104,923,665,904.20/1,939,282.98
  6. Step 6: Final answer
    x = 1,085,413.37

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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.