Home / 869,924.93-1,305,841.93-691,159.43

Finding the Fourth Proportional to 869,924.93, 1,305,841.93 and 691,159.43

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Solution

The fourth proportional to 869,924.93, 1,305,841.93 and 691,159.43 is: 1,037,497.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,924.93 : 1,305,841.93 = 691,159.43 : x
  2. Step 2: Convert to fraction form
    869,924.93/1,305,841.93 = 691,159.43/x
  3. Step 3: Cross multiply
    869,924.93x = 1,305,841.93 × 691,159.43
  4. Step 4: Simplify right side
    869,924.93x = 902,544,965,545.61
  5. Step 5: Solve for x
    x = 902,544,965,545.61/869,924.93
  6. Step 6: Final answer
    x = 1,037,497.54

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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.