Home / 1,166,108.88-1,609,239.24-656,763.60

Finding the Fourth Proportional to 1,166,108.88, 1,609,239.24 and 656,763.60

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Solution

The fourth proportional to 1,166,108.88, 1,609,239.24 and 656,763.60 is: 906,338.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,108.88 : 1,609,239.24 = 656,763.60 : x
  2. Step 2: Convert to fraction form
    1,166,108.88/1,609,239.24 = 656,763.60/x
  3. Step 3: Cross multiply
    1,166,108.88x = 1,609,239.24 × 656,763.60
  4. Step 4: Simplify right side
    1,166,108.88x = 1,056,889,756,523.66
  5. Step 5: Solve for x
    x = 1,056,889,756,523.66/1,166,108.88
  6. Step 6: Final answer
    x = 906,338.83

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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.