Home / 1,026,998.99-1,416,781.09-664,539.89

Finding the Fourth Proportional to 1,026,998.99, 1,416,781.09 and 664,539.89

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Solution

The fourth proportional to 1,026,998.99, 1,416,781.09 and 664,539.89 is: 916,756.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,998.99 : 1,416,781.09 = 664,539.89 : x
  2. Step 2: Convert to fraction form
    1,026,998.99/1,416,781.09 = 664,539.89/x
  3. Step 3: Cross multiply
    1,026,998.99x = 1,416,781.09 × 664,539.89
  4. Step 4: Simplify right side
    1,026,998.99x = 941,507,543,449.45
  5. Step 5: Solve for x
    x = 941,507,543,449.45/1,026,998.99
  6. Step 6: Final answer
    x = 916,756.06

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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.