Home / 3,906,241.32-5,390,553.96-2,187,423.36

Finding the Fourth Proportional to 3,906,241.32, 5,390,553.96 and 2,187,423.36

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Solution

The fourth proportional to 3,906,241.32, 5,390,553.96 and 2,187,423.36 is: 3,018,611.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906,241.32 : 5,390,553.96 = 2,187,423.36 : x
  2. Step 2: Convert to fraction form
    3,906,241.32/5,390,553.96 = 2,187,423.36/x
  3. Step 3: Cross multiply
    3,906,241.32x = 5,390,553.96 × 2,187,423.36
  4. Step 4: Simplify right side
    3,906,241.32x = 11,791,423,655,444.50
  5. Step 5: Solve for x
    x = 11,791,423,655,444.50/3,906,241.32
  6. Step 6: Final answer
    x = 3,018,611.16

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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.