Home / 1,954,229.60-2,929,011.60-1,007,112.80

Finding the Fourth Proportional to 1,954,229.60, 2,929,011.60 and 1,007,112.80

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Solution

The fourth proportional to 1,954,229.60, 2,929,011.60 and 1,007,112.80 is: 1,509,466.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,229.60 : 2,929,011.60 = 1,007,112.80 : x
  2. Step 2: Convert to fraction form
    1,954,229.60/2,929,011.60 = 1,007,112.80/x
  3. Step 3: Cross multiply
    1,954,229.60x = 2,929,011.60 × 1,007,112.80
  4. Step 4: Simplify right side
    1,954,229.60x = 2,949,845,073,708.48
  5. Step 5: Solve for x
    x = 2,949,845,073,708.48/1,954,229.60
  6. Step 6: Final answer
    x = 1,509,466.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.