Home / 3,937,966.74-5,433,903.82-2,195,208.40

Finding the Fourth Proportional to 3,937,966.74, 5,433,903.82 and 2,195,208.40

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Solution

The fourth proportional to 3,937,966.74, 5,433,903.82 and 2,195,208.40 is: 3,029,114.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,966.74 : 5,433,903.82 = 2,195,208.40 : x
  2. Step 2: Convert to fraction form
    3,937,966.74/5,433,903.82 = 2,195,208.40/x
  3. Step 3: Cross multiply
    3,937,966.74x = 5,433,903.82 × 2,195,208.40
  4. Step 4: Simplify right side
    3,937,966.74x = 11,928,551,310,456.09
  5. Step 5: Solve for x
    x = 11,928,551,310,456.09/3,937,966.74
  6. Step 6: Final answer
    x = 3,029,114.29

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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.