Home / 1,954,243.60-2,929,032.60-1,007,126.80

Finding the Fourth Proportional to 1,954,243.60, 2,929,032.60 and 1,007,126.80

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Solution

The fourth proportional to 1,954,243.60, 2,929,032.60 and 1,007,126.80 is: 1,509,487.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,243.60 : 2,929,032.60 = 1,007,126.80 : x
  2. Step 2: Convert to fraction form
    1,954,243.60/2,929,032.60 = 1,007,126.80/x
  3. Step 3: Cross multiply
    1,954,243.60x = 2,929,032.60 × 1,007,126.80
  4. Step 4: Simplify right side
    1,954,243.60x = 2,949,907,229,533.68
  5. Step 5: Solve for x
    x = 2,949,907,229,533.68/1,954,243.60
  6. Step 6: Final answer
    x = 1,509,487.98

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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.