Home / 1,635,930.27-2,256,999.41-947,226.20

Finding the Fourth Proportional to 1,635,930.27, 2,256,999.41 and 947,226.20

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Solution

The fourth proportional to 1,635,930.27, 2,256,999.41 and 947,226.20 is: 1,306,833.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,930.27 : 2,256,999.41 = 947,226.20 : x
  2. Step 2: Convert to fraction form
    1,635,930.27/2,256,999.41 = 947,226.20/x
  3. Step 3: Cross multiply
    1,635,930.27x = 2,256,999.41 × 947,226.20
  4. Step 4: Simplify right side
    1,635,930.27x = 2,137,888,965,619.61
  5. Step 5: Solve for x
    x = 2,137,888,965,619.61/1,635,930.27
  6. Step 6: Final answer
    x = 1,306,833.80

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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.