Home / 2,477,612.21-3,419,571.63-1,616,677.79

Finding the Fourth Proportional to 2,477,612.21, 3,419,571.63 and 1,616,677.79

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Solution

The fourth proportional to 2,477,612.21, 3,419,571.63 and 1,616,677.79 is: 2,231,319.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477,612.21 : 3,419,571.63 = 1,616,677.79 : x
  2. Step 2: Convert to fraction form
    2,477,612.21/3,419,571.63 = 1,616,677.79/x
  3. Step 3: Cross multiply
    2,477,612.21x = 3,419,571.63 × 1,616,677.79
  4. Step 4: Simplify right side
    2,477,612.21x = 5,528,345,494,499.78
  5. Step 5: Solve for x
    x = 5,528,345,494,499.78/2,477,612.21
  6. Step 6: Final answer
    x = 2,231,319.93

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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.