Home / 1,166,109.88-1,609,240.62-656,764.60

Finding the Fourth Proportional to 1,166,109.88, 1,609,240.62 and 656,764.60

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Solution

The fourth proportional to 1,166,109.88, 1,609,240.62 and 656,764.60 is: 906,340.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,109.88 : 1,609,240.62 = 656,764.60 : x
  2. Step 2: Convert to fraction form
    1,166,109.88/1,609,240.62 = 656,764.60/x
  3. Step 3: Cross multiply
    1,166,109.88x = 1,609,240.62 × 656,764.60
  4. Step 4: Simplify right side
    1,166,109.88x = 1,056,892,272,098.05
  5. Step 5: Solve for x
    x = 1,056,892,272,098.05/1,166,109.88
  6. Step 6: Final answer
    x = 906,340.21

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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.