Home / 1,305,407.82-1,957,779.58-406,682.04

Finding the Fourth Proportional to 1,305,407.82, 1,957,779.58 and 406,682.04

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Solution

The fourth proportional to 1,305,407.82, 1,957,779.58 and 406,682.04 is: 609,919.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,407.82 : 1,957,779.58 = 406,682.04 : x
  2. Step 2: Convert to fraction form
    1,305,407.82/1,957,779.58 = 406,682.04/x
  3. Step 3: Cross multiply
    1,305,407.82x = 1,957,779.58 × 406,682.04
  4. Step 4: Simplify right side
    1,305,407.82x = 796,193,793,464.74
  5. Step 5: Solve for x
    x = 796,193,793,464.74/1,305,407.82
  6. Step 6: Final answer
    x = 609,919.58

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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.