Home / 1,306,768.92-1,803,362.34-726,029.52

Finding the Fourth Proportional to 1,306,768.92, 1,803,362.34 and 726,029.52

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Solution

The fourth proportional to 1,306,768.92, 1,803,362.34 and 726,029.52 is: 1,001,932.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,768.92 : 1,803,362.34 = 726,029.52 : x
  2. Step 2: Convert to fraction form
    1,306,768.92/1,803,362.34 = 726,029.52/x
  3. Step 3: Cross multiply
    1,306,768.92x = 1,803,362.34 × 726,029.52
  4. Step 4: Simplify right side
    1,306,768.92x = 1,309,294,294,096.28
  5. Step 5: Solve for x
    x = 1,309,294,294,096.28/1,306,768.92
  6. Step 6: Final answer
    x = 1,001,932.53

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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.