Home / 1,775,230.80-2,662,846.20-876,811.20

Finding the Fourth Proportional to 1,775,230.80, 2,662,846.20 and 876,811.20

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Solution

The fourth proportional to 1,775,230.80, 2,662,846.20 and 876,811.20 is: 1,315,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,230.80 : 2,662,846.20 = 876,811.20 : x
  2. Step 2: Convert to fraction form
    1,775,230.80/2,662,846.20 = 876,811.20/x
  3. Step 3: Cross multiply
    1,775,230.80x = 2,662,846.20 × 876,811.20
  4. Step 4: Simplify right side
    1,775,230.80x = 2,334,813,372,037.44
  5. Step 5: Solve for x
    x = 2,334,813,372,037.44/1,775,230.80
  6. Step 6: Final answer
    x = 1,315,216.80

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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.