Home / 1,516,907.28-2,274,480.54-718,182.12

Finding the Fourth Proportional to 1,516,907.28, 2,274,480.54 and 718,182.12

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Solution

The fourth proportional to 1,516,907.28, 2,274,480.54 and 718,182.12 is: 1,076,856.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,907.28 : 2,274,480.54 = 718,182.12 : x
  2. Step 2: Convert to fraction form
    1,516,907.28/2,274,480.54 = 718,182.12/x
  3. Step 3: Cross multiply
    1,516,907.28x = 2,274,480.54 × 718,182.12
  4. Step 4: Simplify right side
    1,516,907.28x = 1,633,491,256,115.94
  5. Step 5: Solve for x
    x = 1,633,491,256,115.94/1,516,907.28
  6. Step 6: Final answer
    x = 1,076,856.36

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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.