Home / 3,218,712.46-4,828,075.17-1,197,399.58

Finding the Fourth Proportional to 3,218,712.46, 4,828,075.17 and 1,197,399.58

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Solution

The fourth proportional to 3,218,712.46, 4,828,075.17 and 1,197,399.58 is: 1,796,101.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,712.46 : 4,828,075.17 = 1,197,399.58 : x
  2. Step 2: Convert to fraction form
    3,218,712.46/4,828,075.17 = 1,197,399.58/x
  3. Step 3: Cross multiply
    3,218,712.46x = 4,828,075.17 × 1,197,399.58
  4. Step 4: Simplify right side
    3,218,712.46x = 5,781,135,180,766.43
  5. Step 5: Solve for x
    x = 5,781,135,180,766.43/3,218,712.46
  6. Step 6: Final answer
    x = 1,796,101.78

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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.