Home / 3,409,649.38-4,703,840.14-2,085,131.28

Finding the Fourth Proportional to 3,409,649.38, 4,703,840.14 and 2,085,131.28

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Solution

The fourth proportional to 3,409,649.38, 4,703,840.14 and 2,085,131.28 is: 2,876,578.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409,649.38 : 4,703,840.14 = 2,085,131.28 : x
  2. Step 2: Convert to fraction form
    3,409,649.38/4,703,840.14 = 2,085,131.28/x
  3. Step 3: Cross multiply
    3,409,649.38x = 4,703,840.14 × 2,085,131.28
  4. Step 4: Simplify right side
    3,409,649.38x = 9,808,124,212,033.58
  5. Step 5: Solve for x
    x = 9,808,124,212,033.58/3,409,649.38
  6. Step 6: Final answer
    x = 2,876,578.53

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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.