Home / 1,306,743.35-1,803,327.09-726,003.95

Finding the Fourth Proportional to 1,306,743.35, 1,803,327.09 and 726,003.95

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Solution

The fourth proportional to 1,306,743.35, 1,803,327.09 and 726,003.95 is: 1,001,897.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,743.35 : 1,803,327.09 = 726,003.95 : x
  2. Step 2: Convert to fraction form
    1,306,743.35/1,803,327.09 = 726,003.95/x
  3. Step 3: Cross multiply
    1,306,743.35x = 1,803,327.09 × 726,003.95
  4. Step 4: Simplify right side
    1,306,743.35x = 1,309,222,581,465.37
  5. Step 5: Solve for x
    x = 1,309,222,581,465.37/1,306,743.35
  6. Step 6: Final answer
    x = 1,001,897.26

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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.