Home / 1,415,166.42-2,122,768.07-404,321.35

Finding the Fourth Proportional to 1,415,166.42, 2,122,768.07 and 404,321.35

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Solution

The fourth proportional to 1,415,166.42, 2,122,768.07 and 404,321.35 is: 606,487.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,166.42 : 2,122,768.07 = 404,321.35 : x
  2. Step 2: Convert to fraction form
    1,415,166.42/2,122,768.07 = 404,321.35/x
  3. Step 3: Cross multiply
    1,415,166.42x = 2,122,768.07 × 404,321.35
  4. Step 4: Simplify right side
    1,415,166.42x = 858,280,451,799.29
  5. Step 5: Solve for x
    x = 858,280,451,799.29/1,415,166.42
  6. Step 6: Final answer
    x = 606,487.29

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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.