Home / 5,171,741.52-7,754,954.40-2,777,599.68

Finding the Fourth Proportional to 5,171,741.52, 7,754,954.40 and 2,777,599.68

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Solution

The fourth proportional to 5,171,741.52, 7,754,954.40 and 2,777,599.68 is: 4,164,972.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,741.52 : 7,754,954.40 = 2,777,599.68 : x
  2. Step 2: Convert to fraction form
    5,171,741.52/7,754,954.40 = 2,777,599.68/x
  3. Step 3: Cross multiply
    5,171,741.52x = 7,754,954.40 × 2,777,599.68
  4. Step 4: Simplify right side
    5,171,741.52x = 21,540,158,859,854.59
  5. Step 5: Solve for x
    x = 21,540,158,859,854.59/5,171,741.52
  6. Step 6: Final answer
    x = 4,164,972.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.