Home / 2,386,842.31-3,293,856.09-1,299,111.29

Finding the Fourth Proportional to 2,386,842.31, 3,293,856.09 and 1,299,111.29

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Solution

The fourth proportional to 2,386,842.31, 3,293,856.09 and 1,299,111.29 is: 1,792,781.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386,842.31 : 3,293,856.09 = 1,299,111.29 : x
  2. Step 2: Convert to fraction form
    2,386,842.31/3,293,856.09 = 1,299,111.29/x
  3. Step 3: Cross multiply
    2,386,842.31x = 3,293,856.09 × 1,299,111.29
  4. Step 4: Simplify right side
    2,386,842.31x = 4,279,085,634,154.26
  5. Step 5: Solve for x
    x = 4,279,085,634,154.26/2,386,842.31
  6. Step 6: Final answer
    x = 1,792,781.04

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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.