Home / 3,151,291.55-4,728,128.64-1,233,573.31

Finding the Fourth Proportional to 3,151,291.55, 4,728,128.64 and 1,233,573.31

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Solution

The fourth proportional to 3,151,291.55, 4,728,128.64 and 1,233,573.31 is: 1,850,826.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,291.55 : 4,728,128.64 = 1,233,573.31 : x
  2. Step 2: Convert to fraction form
    3,151,291.55/4,728,128.64 = 1,233,573.31/x
  3. Step 3: Cross multiply
    3,151,291.55x = 4,728,128.64 × 1,233,573.31
  4. Step 4: Simplify right side
    3,151,291.55x = 5,832,493,272,909.95
  5. Step 5: Solve for x
    x = 5,832,493,272,909.95/3,151,291.55
  6. Step 6: Final answer
    x = 1,850,826.30

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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.