Home / 1,026,999.99-1,416,782.47-664,540.89

Finding the Fourth Proportional to 1,026,999.99, 1,416,782.47 and 664,540.89

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Solution

The fourth proportional to 1,026,999.99, 1,416,782.47 and 664,540.89 is: 916,757.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,999.99 : 1,416,782.47 = 664,540.89 : x
  2. Step 2: Convert to fraction form
    1,026,999.99/1,416,782.47 = 664,540.89/x
  3. Step 3: Cross multiply
    1,026,999.99x = 1,416,782.47 × 664,540.89
  4. Step 4: Simplify right side
    1,026,999.99x = 941,509,883,550.20
  5. Step 5: Solve for x
    x = 941,509,883,550.20/1,026,999.99
  6. Step 6: Final answer
    x = 916,757.44

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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.