Home / 3,891,602.34-5,370,003.86-2,259,691.60

Finding the Fourth Proportional to 3,891,602.34, 5,370,003.86 and 2,259,691.60

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Solution

The fourth proportional to 3,891,602.34, 5,370,003.86 and 2,259,691.60 is: 3,118,137.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,891,602.34 : 5,370,003.86 = 2,259,691.60 : x
  2. Step 2: Convert to fraction form
    3,891,602.34/5,370,003.86 = 2,259,691.60/x
  3. Step 3: Cross multiply
    3,891,602.34x = 5,370,003.86 × 2,259,691.60
  4. Step 4: Simplify right side
    3,891,602.34x = 12,134,552,614,409.58
  5. Step 5: Solve for x
    x = 12,134,552,614,409.58/3,891,602.34
  6. Step 6: Final answer
    x = 3,118,137.87

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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.