Home / 1,339,336.52-1,848,298.30-727,501.20

Finding the Fourth Proportional to 1,339,336.52, 1,848,298.30 and 727,501.20

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Solution

The fourth proportional to 1,339,336.52, 1,848,298.30 and 727,501.20 is: 1,003,959.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,336.52 : 1,848,298.30 = 727,501.20 : x
  2. Step 2: Convert to fraction form
    1,339,336.52/1,848,298.30 = 727,501.20/x
  3. Step 3: Cross multiply
    1,339,336.52x = 1,848,298.30 × 727,501.20
  4. Step 4: Simplify right side
    1,339,336.52x = 1,344,639,222,458.09
  5. Step 5: Solve for x
    x = 1,344,639,222,458.09/1,339,336.52
  6. Step 6: Final answer
    x = 1,003,959.20

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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.