Home / 3,479,795.43-4,802,107.30-1,931,290.35

Finding the Fourth Proportional to 3,479,795.43, 4,802,107.30 and 1,931,290.35

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Solution

The fourth proportional to 3,479,795.43, 4,802,107.30 and 1,931,290.35 is: 2,665,174.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,795.43 : 4,802,107.30 = 1,931,290.35 : x
  2. Step 2: Convert to fraction form
    3,479,795.43/4,802,107.30 = 1,931,290.35/x
  3. Step 3: Cross multiply
    3,479,795.43x = 4,802,107.30 × 1,931,290.35
  4. Step 4: Simplify right side
    3,479,795.43x = 9,274,263,488,154.56
  5. Step 5: Solve for x
    x = 9,274,263,488,154.56/3,479,795.43
  6. Step 6: Final answer
    x = 2,665,174.91

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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.