Home / 1,411,604.82-2,117,407.23-512,879.04

Finding the Fourth Proportional to 1,411,604.82, 2,117,407.23 and 512,879.04

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Solution

The fourth proportional to 1,411,604.82, 2,117,407.23 and 512,879.04 is: 769,318.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,604.82 : 2,117,407.23 = 512,879.04 : x
  2. Step 2: Convert to fraction form
    1,411,604.82/2,117,407.23 = 512,879.04/x
  3. Step 3: Cross multiply
    1,411,604.82x = 2,117,407.23 × 512,879.04
  4. Step 4: Simplify right side
    1,411,604.82x = 1,085,973,787,411.46
  5. Step 5: Solve for x
    x = 1,085,973,787,411.46/1,411,604.82
  6. Step 6: Final answer
    x = 769,318.56

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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.