Home / 1,635,112.33-2,256,561.02-909,957.80

Finding the Fourth Proportional to 1,635,112.33, 2,256,561.02 and 909,957.80

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Solution

The fourth proportional to 1,635,112.33, 2,256,561.02 and 909,957.80 is: 1,255,800.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,112.33 : 2,256,561.02 = 909,957.80 : x
  2. Step 2: Convert to fraction form
    1,635,112.33/2,256,561.02 = 909,957.80/x
  3. Step 3: Cross multiply
    1,635,112.33x = 2,256,561.02 × 909,957.80
  4. Step 4: Simplify right side
    1,635,112.33x = 2,053,375,309,241.25
  5. Step 5: Solve for x
    x = 2,053,375,309,241.25/1,635,112.33
  6. Step 6: Final answer
    x = 1,255,800.76

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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.