Home / 3,581,500.33-4,942,471.19-1,949,907.81

Finding the Fourth Proportional to 3,581,500.33, 4,942,471.19 and 1,949,907.81

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Solution

The fourth proportional to 3,581,500.33, 4,942,471.19 and 1,949,907.81 is: 2,690,873.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,500.33 : 4,942,471.19 = 1,949,907.81 : x
  2. Step 2: Convert to fraction form
    3,581,500.33/4,942,471.19 = 1,949,907.81/x
  3. Step 3: Cross multiply
    3,581,500.33x = 4,942,471.19 × 1,949,907.81
  4. Step 4: Simplify right side
    3,581,500.33x = 9,637,363,174,080.99
  5. Step 5: Solve for x
    x = 9,637,363,174,080.99/3,581,500.33
  6. Step 6: Final answer
    x = 2,690,873.18

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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.