Home / 1,413,385.56-1,950,523.38-809,890.20

Finding the Fourth Proportional to 1,413,385.56, 1,950,523.38 and 809,890.20

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Solution

The fourth proportional to 1,413,385.56, 1,950,523.38 and 809,890.20 is: 1,117,677.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,385.56 : 1,950,523.38 = 809,890.20 : x
  2. Step 2: Convert to fraction form
    1,413,385.56/1,950,523.38 = 809,890.20/x
  3. Step 3: Cross multiply
    1,413,385.56x = 1,950,523.38 × 809,890.20
  4. Step 4: Simplify right side
    1,413,385.56x = 1,579,709,770,332.88
  5. Step 5: Solve for x
    x = 1,579,709,770,332.88/1,413,385.56
  6. Step 6: Final answer
    x = 1,117,677.88

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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.