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Finding the Fourth Proportional to 1,954,648.04, 2,929,418.57 and 1,090,048.46

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Solution

The fourth proportional to 1,954,648.04, 2,929,418.57 and 1,090,048.46 is: 1,633,648.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,648.04 : 2,929,418.57 = 1,090,048.46 : x
  2. Step 2: Convert to fraction form
    1,954,648.04/2,929,418.57 = 1,090,048.46/x
  3. Step 3: Cross multiply
    1,954,648.04x = 2,929,418.57 × 1,090,048.46
  4. Step 4: Simplify right side
    1,954,648.04x = 3,193,208,198,198.78
  5. Step 5: Solve for x
    x = 3,193,208,198,198.78/1,954,648.04
  6. Step 6: Final answer
    x = 1,633,648.68

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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.