Home / 1,214,471.62-1,822,337.90-495,340.91

Finding the Fourth Proportional to 1,214,471.62, 1,822,337.90 and 495,340.91

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Solution

The fourth proportional to 1,214,471.62, 1,822,337.90 and 495,340.91 is: 743,268.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,471.62 : 1,822,337.90 = 495,340.91 : x
  2. Step 2: Convert to fraction form
    1,214,471.62/1,822,337.90 = 495,340.91/x
  3. Step 3: Cross multiply
    1,214,471.62x = 1,822,337.90 × 495,340.91
  4. Step 4: Simplify right side
    1,214,471.62x = 902,678,513,713.49
  5. Step 5: Solve for x
    x = 902,678,513,713.49/1,214,471.62
  6. Step 6: Final answer
    x = 743,268.51

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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.