Home / 2,386,843.32-3,293,857.48-1,299,112.30

Finding the Fourth Proportional to 2,386,843.32, 3,293,857.48 and 1,299,112.30

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Solution

The fourth proportional to 2,386,843.32, 3,293,857.48 and 1,299,112.30 is: 1,792,782.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386,843.32 : 3,293,857.48 = 1,299,112.30 : x
  2. Step 2: Convert to fraction form
    2,386,843.32/3,293,857.48 = 1,299,112.30/x
  3. Step 3: Cross multiply
    2,386,843.32x = 3,293,857.48 × 1,299,112.30
  4. Step 4: Simplify right side
    2,386,843.32x = 4,279,090,766,715.00
  5. Step 5: Solve for x
    x = 4,279,090,766,715.00/2,386,843.32
  6. Step 6: Final answer
    x = 1,792,782.43

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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.