Home / 1,401,267.84-1,933,755.54-789,427.92

Finding the Fourth Proportional to 1,401,267.84, 1,933,755.54 and 789,427.92

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Solution

The fourth proportional to 1,401,267.84, 1,933,755.54 and 789,427.92 is: 1,089,413.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,267.84 : 1,933,755.54 = 789,427.92 : x
  2. Step 2: Convert to fraction form
    1,401,267.84/1,933,755.54 = 789,427.92/x
  3. Step 3: Cross multiply
    1,401,267.84x = 1,933,755.54 × 789,427.92
  4. Step 4: Simplify right side
    1,401,267.84x = 1,526,560,613,730.68
  5. Step 5: Solve for x
    x = 1,526,560,613,730.68/1,401,267.84
  6. Step 6: Final answer
    x = 1,089,413.87

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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.