Home / 2,939,236.20-4,055,866.02-1,649,781

Finding the Fourth Proportional to 2,939,236.20, 4,055,866.02 and 1,649,781

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Solution

The fourth proportional to 2,939,236.20, 4,055,866.02 and 1,649,781 is: 2,276,540.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,236.20 : 4,055,866.02 = 1,649,781 : x
  2. Step 2: Convert to fraction form
    2,939,236.20/4,055,866.02 = 1,649,781/x
  3. Step 3: Cross multiply
    2,939,236.20x = 4,055,866.02 × 1,649,781
  4. Step 4: Simplify right side
    2,939,236.20x = 6,691,290,698,341.62
  5. Step 5: Solve for x
    x = 6,691,290,698,341.62/2,939,236.20
  6. Step 6: Final answer
    x = 2,276,540.65

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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.