Home / 3,657,031.40-5,046,740.42-2,206,446.55

Finding the Fourth Proportional to 3,657,031.40, 5,046,740.42 and 2,206,446.55

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Solution

The fourth proportional to 3,657,031.40, 5,046,740.42 and 2,206,446.55 is: 3,044,918.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657,031.40 : 5,046,740.42 = 2,206,446.55 : x
  2. Step 2: Convert to fraction form
    3,657,031.40/5,046,740.42 = 2,206,446.55/x
  3. Step 3: Cross multiply
    3,657,031.40x = 5,046,740.42 × 2,206,446.55
  4. Step 4: Simplify right side
    3,657,031.40x = 11,135,362,988,454.55
  5. Step 5: Solve for x
    x = 11,135,362,988,454.55/3,657,031.40
  6. Step 6: Final answer
    x = 3,044,918.62

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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.