Home / 1,166,536.96-1,609,820.64-629,992.96

Finding the Fourth Proportional to 1,166,536.96, 1,609,820.64 and 629,992.96

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Solution

The fourth proportional to 1,166,536.96, 1,609,820.64 and 629,992.96 is: 869,390.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,536.96 : 1,609,820.64 = 629,992.96 : x
  2. Step 2: Convert to fraction form
    1,166,536.96/1,609,820.64 = 629,992.96/x
  3. Step 3: Cross multiply
    1,166,536.96x = 1,609,820.64 × 629,992.96
  4. Step 4: Simplify right side
    1,166,536.96x = 1,014,175,670,062.69
  5. Step 5: Solve for x
    x = 1,014,175,670,062.69/1,166,536.96
  6. Step 6: Final answer
    x = 869,390.09

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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.