Home / 1,145,136.76-1,580,336.94-635,886.52

Finding the Fourth Proportional to 1,145,136.76, 1,580,336.94 and 635,886.52

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Solution

The fourth proportional to 1,145,136.76, 1,580,336.94 and 635,886.52 is: 877,550.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,136.76 : 1,580,336.94 = 635,886.52 : x
  2. Step 2: Convert to fraction form
    1,145,136.76/1,580,336.94 = 635,886.52/x
  3. Step 3: Cross multiply
    1,145,136.76x = 1,580,336.94 × 635,886.52
  4. Step 4: Simplify right side
    1,145,136.76x = 1,004,914,957,204.05
  5. Step 5: Solve for x
    x = 1,004,914,957,204.05/1,145,136.76
  6. Step 6: Final answer
    x = 877,550.17

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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.