Home / 3,218,213.88-4,829,314.32-1,871,010.54

Finding the Fourth Proportional to 3,218,213.88, 4,829,314.32 and 1,871,010.54

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Solution

The fourth proportional to 3,218,213.88, 4,829,314.32 and 1,871,010.54 is: 2,807,674.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,213.88 : 4,829,314.32 = 1,871,010.54 : x
  2. Step 2: Convert to fraction form
    3,218,213.88/4,829,314.32 = 1,871,010.54/x
  3. Step 3: Cross multiply
    3,218,213.88x = 4,829,314.32 × 1,871,010.54
  4. Step 4: Simplify right side
    3,218,213.88x = 9,035,697,993,692.93
  5. Step 5: Solve for x
    x = 9,035,697,993,692.93/3,218,213.88
  6. Step 6: Final answer
    x = 2,807,674.79

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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.