Home / 3,291,893.73-4,938,937.20-1,103,679.91

Finding the Fourth Proportional to 3,291,893.73, 4,938,937.20 and 1,103,679.91

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Solution

The fourth proportional to 3,291,893.73, 4,938,937.20 and 1,103,679.91 is: 1,655,887.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,893.73 : 4,938,937.20 = 1,103,679.91 : x
  2. Step 2: Convert to fraction form
    3,291,893.73/4,938,937.20 = 1,103,679.91/x
  3. Step 3: Cross multiply
    3,291,893.73x = 4,938,937.20 × 1,103,679.91
  4. Step 4: Simplify right side
    3,291,893.73x = 5,451,005,770,565.32
  5. Step 5: Solve for x
    x = 5,451,005,770,565.32/3,291,893.73
  6. Step 6: Final answer
    x = 1,655,887.53

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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.