Home / 1,309,453.20-1,807,027.52-736,493.12

Finding the Fourth Proportional to 1,309,453.20, 1,807,027.52 and 736,493.12

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Solution

The fourth proportional to 1,309,453.20, 1,807,027.52 and 736,493.12 is: 1,016,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,453.20 : 1,807,027.52 = 736,493.12 : x
  2. Step 2: Convert to fraction form
    1,309,453.20/1,807,027.52 = 736,493.12/x
  3. Step 3: Cross multiply
    1,309,453.20x = 1,807,027.52 × 736,493.12
  4. Step 4: Simplify right side
    1,309,453.20x = 1,330,863,336,130.66
  5. Step 5: Solve for x
    x = 1,330,863,336,130.66/1,309,453.20
  6. Step 6: Final answer
    x = 1,016,350.44

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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.