Home / 1,680,192-2,318,839.92-1,035,595.62

Finding the Fourth Proportional to 1,680,192, 2,318,839.92 and 1,035,595.62

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Solution

The fourth proportional to 1,680,192, 2,318,839.92 and 1,035,595.62 is: 1,429,229.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,192 : 2,318,839.92 = 1,035,595.62 : x
  2. Step 2: Convert to fraction form
    1,680,192/2,318,839.92 = 1,035,595.62/x
  3. Step 3: Cross multiply
    1,680,192x = 2,318,839.92 × 1,035,595.62
  4. Step 4: Simplify right side
    1,680,192x = 2,401,380,464,633.15
  5. Step 5: Solve for x
    x = 2,401,380,464,633.15/1,680,192
  6. Step 6: Final answer
    x = 1,429,229.79

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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.