Home / 1,492,942.80-2,239,414.20-1,119,694.80

Finding the Fourth Proportional to 1,492,942.80, 2,239,414.20 and 1,119,694.80

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Solution

The fourth proportional to 1,492,942.80, 2,239,414.20 and 1,119,694.80 is: 1,679,542.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,942.80 : 2,239,414.20 = 1,119,694.80 : x
  2. Step 2: Convert to fraction form
    1,492,942.80/2,239,414.20 = 1,119,694.80/x
  3. Step 3: Cross multiply
    1,492,942.80x = 2,239,414.20 × 1,119,694.80
  4. Step 4: Simplify right side
    1,492,942.80x = 2,507,460,434,786.16
  5. Step 5: Solve for x
    x = 2,507,460,434,786.16/1,492,942.80
  6. Step 6: Final answer
    x = 1,679,542.20

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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.