Home / 3,836,042.32-5,293,712.34-2,117,162.80

Finding the Fourth Proportional to 3,836,042.32, 5,293,712.34 and 2,117,162.80

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Solution

The fourth proportional to 3,836,042.32, 5,293,712.34 and 2,117,162.80 is: 2,921,670.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,042.32 : 5,293,712.34 = 2,117,162.80 : x
  2. Step 2: Convert to fraction form
    3,836,042.32/5,293,712.34 = 2,117,162.80/x
  3. Step 3: Cross multiply
    3,836,042.32x = 5,293,712.34 × 2,117,162.80
  4. Step 4: Simplify right side
    3,836,042.32x = 11,207,650,840,148.95
  5. Step 5: Solve for x
    x = 11,207,650,840,148.95/3,836,042.32
  6. Step 6: Final answer
    x = 2,921,670.28

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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.