Home / 1,341,022.92-2,011,534.26-394,393.62

Finding the Fourth Proportional to 1,341,022.92, 2,011,534.26 and 394,393.62

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Solution

The fourth proportional to 1,341,022.92, 2,011,534.26 and 394,393.62 is: 591,590.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,022.92 : 2,011,534.26 = 394,393.62 : x
  2. Step 2: Convert to fraction form
    1,341,022.92/2,011,534.26 = 394,393.62/x
  3. Step 3: Cross multiply
    1,341,022.92x = 2,011,534.26 × 394,393.62
  4. Step 4: Simplify right side
    1,341,022.92x = 793,336,278,555.42
  5. Step 5: Solve for x
    x = 793,336,278,555.42/1,341,022.92
  6. Step 6: Final answer
    x = 591,590.39

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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.