Home / 1,534,910.50-2,118,242.10-855,847

Finding the Fourth Proportional to 1,534,910.50, 2,118,242.10 and 855,847

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Solution

The fourth proportional to 1,534,910.50, 2,118,242.10 and 855,847 is: 1,181,105.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,910.50 : 2,118,242.10 = 855,847 : x
  2. Step 2: Convert to fraction form
    1,534,910.50/2,118,242.10 = 855,847/x
  3. Step 3: Cross multiply
    1,534,910.50x = 2,118,242.10 × 855,847
  4. Step 4: Simplify right side
    1,534,910.50x = 1,812,891,146,558.70
  5. Step 5: Solve for x
    x = 1,812,891,146,558.70/1,534,910.50
  6. Step 6: Final answer
    x = 1,181,105.44

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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.