Home / 3,355,342.56-4,630,973.18-1,978,602.82

Finding the Fourth Proportional to 3,355,342.56, 4,630,973.18 and 1,978,602.82

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Solution

The fourth proportional to 3,355,342.56, 4,630,973.18 and 1,978,602.82 is: 2,730,825.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355,342.56 : 4,630,973.18 = 1,978,602.82 : x
  2. Step 2: Convert to fraction form
    3,355,342.56/4,630,973.18 = 1,978,602.82/x
  3. Step 3: Cross multiply
    3,355,342.56x = 4,630,973.18 × 1,978,602.82
  4. Step 4: Simplify right side
    3,355,342.56x = 9,162,856,601,540.99
  5. Step 5: Solve for x
    x = 9,162,856,601,540.99/3,355,342.56
  6. Step 6: Final answer
    x = 2,730,825.97

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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.