Home / 3,212,294.09-4,808,974.86-2,813,713.34

Finding the Fourth Proportional to 3,212,294.09, 4,808,974.86 and 2,813,713.34

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Solution

The fourth proportional to 3,212,294.09, 4,808,974.86 and 2,813,713.34 is: 4,212,278.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,294.09 : 4,808,974.86 = 2,813,713.34 : x
  2. Step 2: Convert to fraction form
    3,212,294.09/4,808,974.86 = 2,813,713.34/x
  3. Step 3: Cross multiply
    3,212,294.09x = 4,808,974.86 × 2,813,713.34
  4. Step 4: Simplify right side
    3,212,294.09x = 13,531,076,691,261.76
  5. Step 5: Solve for x
    x = 13,531,076,691,261.76/3,212,294.09
  6. Step 6: Final answer
    x = 4,212,278.31

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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.