Home / 3,318,376.82-4,579,796.48-1,868,354.82

Finding the Fourth Proportional to 3,318,376.82, 4,579,796.48 and 1,868,354.82

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Solution

The fourth proportional to 3,318,376.82, 4,579,796.48 and 1,868,354.82 is: 2,578,575.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318,376.82 : 4,579,796.48 = 1,868,354.82 : x
  2. Step 2: Convert to fraction form
    3,318,376.82/4,579,796.48 = 1,868,354.82/x
  3. Step 3: Cross multiply
    3,318,376.82x = 4,579,796.48 × 1,868,354.82
  4. Step 4: Simplify right side
    3,318,376.82x = 8,556,684,818,685.26
  5. Step 5: Solve for x
    x = 8,556,684,818,685.26/3,318,376.82
  6. Step 6: Final answer
    x = 2,578,575.40

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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.