Home / 1,306,558.73-1,803,101.62-725,825.85

Finding the Fourth Proportional to 1,306,558.73, 1,803,101.62 and 725,825.85

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Solution

The fourth proportional to 1,306,558.73, 1,803,101.62 and 725,825.85 is: 1,001,667.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,558.73 : 1,803,101.62 = 725,825.85 : x
  2. Step 2: Convert to fraction form
    1,306,558.73/1,803,101.62 = 725,825.85/x
  3. Step 3: Cross multiply
    1,306,558.73x = 1,803,101.62 × 725,825.85
  4. Step 4: Simplify right side
    1,306,558.73x = 1,308,737,765,972.88
  5. Step 5: Solve for x
    x = 1,308,737,765,972.88/1,306,558.73
  6. Step 6: Final answer
    x = 1,001,667.77

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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.