Home / 1,450,957.44-2,174,597.76-820,229.76

Finding the Fourth Proportional to 1,450,957.44, 2,174,597.76 and 820,229.76

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Solution

The fourth proportional to 1,450,957.44, 2,174,597.76 and 820,229.76 is: 1,229,305.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,957.44 : 2,174,597.76 = 820,229.76 : x
  2. Step 2: Convert to fraction form
    1,450,957.44/2,174,597.76 = 820,229.76/x
  3. Step 3: Cross multiply
    1,450,957.44x = 2,174,597.76 × 820,229.76
  4. Step 4: Simplify right side
    1,450,957.44x = 1,783,669,798,781.34
  5. Step 5: Solve for x
    x = 1,783,669,798,781.34/1,450,957.44
  6. Step 6: Final answer
    x = 1,229,305.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.