Home / 1,331,650.32-1,837,709.96-808,367.12

Finding the Fourth Proportional to 1,331,650.32, 1,837,709.96 and 808,367.12

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Solution

The fourth proportional to 1,331,650.32, 1,837,709.96 and 808,367.12 is: 1,115,566.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,650.32 : 1,837,709.96 = 808,367.12 : x
  2. Step 2: Convert to fraction form
    1,331,650.32/1,837,709.96 = 808,367.12/x
  3. Step 3: Cross multiply
    1,331,650.32x = 1,837,709.96 × 808,367.12
  4. Step 4: Simplify right side
    1,331,650.32x = 1,485,544,307,760.52
  5. Step 5: Solve for x
    x = 1,485,544,307,760.52/1,331,650.32
  6. Step 6: Final answer
    x = 1,115,566.37

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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.