Home / 3,318,438.97-4,579,534.38-1,868,189.41

Finding the Fourth Proportional to 3,318,438.97, 4,579,534.38 and 1,868,189.41

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Solution

The fourth proportional to 3,318,438.97, 4,579,534.38 and 1,868,189.41 is: 2,578,151.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318,438.97 : 4,579,534.38 = 1,868,189.41 : x
  2. Step 2: Convert to fraction form
    3,318,438.97/4,579,534.38 = 1,868,189.41/x
  3. Step 3: Cross multiply
    3,318,438.97x = 4,579,534.38 × 1,868,189.41
  4. Step 4: Simplify right side
    3,318,438.97x = 8,555,437,631,446.92
  5. Step 5: Solve for x
    x = 8,555,437,631,446.92/3,318,438.97
  6. Step 6: Final answer
    x = 2,578,151.27

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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.