Home / 3,865,657.82-5,334,461.75-2,146,889.05

Finding the Fourth Proportional to 3,865,657.82, 5,334,461.75 and 2,146,889.05

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Solution

The fourth proportional to 3,865,657.82, 5,334,461.75 and 2,146,889.05 is: 2,962,625.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,657.82 : 5,334,461.75 = 2,146,889.05 : x
  2. Step 2: Convert to fraction form
    3,865,657.82/5,334,461.75 = 2,146,889.05/x
  3. Step 3: Cross multiply
    3,865,657.82x = 5,334,461.75 × 2,146,889.05
  4. Step 4: Simplify right side
    3,865,657.82x = 11,452,497,540,756.25
  5. Step 5: Solve for x
    x = 11,452,497,540,756.25/3,865,657.82
  6. Step 6: Final answer
    x = 2,962,625.79

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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.