Home / 3,615,967.44-4,989,671.82-2,165,625.72

Finding the Fourth Proportional to 3,615,967.44, 4,989,671.82 and 2,165,625.72

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Solution

The fourth proportional to 3,615,967.44, 4,989,671.82 and 2,165,625.72 is: 2,988,345.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,967.44 : 4,989,671.82 = 2,165,625.72 : x
  2. Step 2: Convert to fraction form
    3,615,967.44/4,989,671.82 = 2,165,625.72/x
  3. Step 3: Cross multiply
    3,615,967.44x = 4,989,671.82 × 2,165,625.72
  4. Step 4: Simplify right side
    3,615,967.44x = 10,805,761,627,751.21
  5. Step 5: Solve for x
    x = 10,805,761,627,751.21/3,615,967.44
  6. Step 6: Final answer
    x = 2,988,345.94

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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.