Home / 3,190,649.60-4,402,308.48-1,949,943.44

Finding the Fourth Proportional to 3,190,649.60, 4,402,308.48 and 1,949,943.44

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Solution

The fourth proportional to 3,190,649.60, 4,402,308.48 and 1,949,943.44 is: 2,690,440.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,649.60 : 4,402,308.48 = 1,949,943.44 : x
  2. Step 2: Convert to fraction form
    3,190,649.60/4,402,308.48 = 1,949,943.44/x
  3. Step 3: Cross multiply
    3,190,649.60x = 4,402,308.48 × 1,949,943.44
  4. Step 4: Simplify right side
    3,190,649.60x = 8,584,252,541,432.37
  5. Step 5: Solve for x
    x = 8,584,252,541,432.37/3,190,649.60
  6. Step 6: Final answer
    x = 2,690,440.39

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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.