Home / 1,385,010.82-1,897,455.97-1,333,217.86

Finding the Fourth Proportional to 1,385,010.82, 1,897,455.97 and 1,333,217.86

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Solution

The fourth proportional to 1,385,010.82, 1,897,455.97 and 1,333,217.86 is: 1,826,499.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,010.82 : 1,897,455.97 = 1,333,217.86 : x
  2. Step 2: Convert to fraction form
    1,385,010.82/1,897,455.97 = 1,333,217.86/x
  3. Step 3: Cross multiply
    1,385,010.82x = 1,897,455.97 × 1,333,217.86
  4. Step 4: Simplify right side
    1,385,010.82x = 2,529,722,183,279.91
  5. Step 5: Solve for x
    x = 2,529,722,183,279.91/1,385,010.82
  6. Step 6: Final answer
    x = 1,826,499.94

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.