Home / 2,165,636.64-2,988,542.32-1,198,746.24

Finding the Fourth Proportional to 2,165,636.64, 2,988,542.32 and 1,198,746.24

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Solution

The fourth proportional to 2,165,636.64, 2,988,542.32 and 1,198,746.24 is: 1,654,249.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,636.64 : 2,988,542.32 = 1,198,746.24 : x
  2. Step 2: Convert to fraction form
    2,165,636.64/2,988,542.32 = 1,198,746.24/x
  3. Step 3: Cross multiply
    2,165,636.64x = 2,988,542.32 × 1,198,746.24
  4. Step 4: Simplify right side
    2,165,636.64x = 3,582,503,869,180.88
  5. Step 5: Solve for x
    x = 3,582,503,869,180.88/2,165,636.64
  6. Step 6: Final answer
    x = 1,654,249.75

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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.