Home / 3,548,848.32-4,897,512-1,979,016.96

Finding the Fourth Proportional to 3,548,848.32, 4,897,512 and 1,979,016.96

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Solution

The fourth proportional to 3,548,848.32, 4,897,512 and 1,979,016.96 is: 2,731,099.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,848.32 : 4,897,512 = 1,979,016.96 : x
  2. Step 2: Convert to fraction form
    3,548,848.32/4,897,512 = 1,979,016.96/x
  3. Step 3: Cross multiply
    3,548,848.32x = 4,897,512 × 1,979,016.96
  4. Step 4: Simplify right side
    3,548,848.32x = 9,692,259,309,803.52
  5. Step 5: Solve for x
    x = 9,692,259,309,803.52/3,548,848.32
  6. Step 6: Final answer
    x = 2,731,099.91

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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.