Home / 2,952,504.09-4,074,542.01-1,728,695.11

Finding the Fourth Proportional to 2,952,504.09, 4,074,542.01 and 1,728,695.11

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Solution

The fourth proportional to 2,952,504.09, 4,074,542.01 and 1,728,695.11 is: 2,385,649.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,504.09 : 4,074,542.01 = 1,728,695.11 : x
  2. Step 2: Convert to fraction form
    2,952,504.09/4,074,542.01 = 1,728,695.11/x
  3. Step 3: Cross multiply
    2,952,504.09x = 4,074,542.01 × 1,728,695.11
  4. Step 4: Simplify right side
    2,952,504.09x = 7,043,640,839,533.10
  5. Step 5: Solve for x
    x = 7,043,640,839,533.10/2,952,504.09
  6. Step 6: Final answer
    x = 2,385,649.82

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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.