Home / 2,922,309.80-4,384,155.90-927,765.80

Finding the Fourth Proportional to 2,922,309.80, 4,384,155.90 and 927,765.80

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Solution

The fourth proportional to 2,922,309.80, 4,384,155.90 and 927,765.80 is: 1,391,868.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922,309.80 : 4,384,155.90 = 927,765.80 : x
  2. Step 2: Convert to fraction form
    2,922,309.80/4,384,155.90 = 927,765.80/x
  3. Step 3: Cross multiply
    2,922,309.80x = 4,384,155.90 × 927,765.80
  4. Step 4: Simplify right side
    2,922,309.80x = 4,067,469,905,888.22
  5. Step 5: Solve for x
    x = 4,067,469,905,888.22/2,922,309.80
  6. Step 6: Final answer
    x = 1,391,868.14

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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.