Home / 1,026,999.09-1,416,781.22-664,539.98

Finding the Fourth Proportional to 1,026,999.09, 1,416,781.22 and 664,539.98

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Solution

The fourth proportional to 1,026,999.09, 1,416,781.22 and 664,539.98 is: 916,756.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,999.09 : 1,416,781.22 = 664,539.98 : x
  2. Step 2: Convert to fraction form
    1,026,999.09/1,416,781.22 = 664,539.98/x
  3. Step 3: Cross multiply
    1,026,999.09x = 1,416,781.22 × 664,539.98
  4. Step 4: Simplify right side
    1,026,999.09x = 941,507,753,196.57
  5. Step 5: Solve for x
    x = 941,507,753,196.57/1,026,999.09
  6. Step 6: Final answer
    x = 916,756.17

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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.