Home / 1,150,363.80-1,726,323.30-644,923.80

Finding the Fourth Proportional to 1,150,363.80, 1,726,323.30 and 644,923.80

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Solution

The fourth proportional to 1,150,363.80, 1,726,323.30 and 644,923.80 is: 967,821.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,363.80 : 1,726,323.30 = 644,923.80 : x
  2. Step 2: Convert to fraction form
    1,150,363.80/1,726,323.30 = 644,923.80/x
  3. Step 3: Cross multiply
    1,150,363.80x = 1,726,323.30 × 644,923.80
  4. Step 4: Simplify right side
    1,150,363.80x = 1,113,346,982,664.54
  5. Step 5: Solve for x
    x = 1,113,346,982,664.54/1,150,363.80
  6. Step 6: Final answer
    x = 967,821.64

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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.