Home / 1,066,514-1,600,361.46-638,999.24

Finding the Fourth Proportional to 1,066,514, 1,600,361.46 and 638,999.24

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Solution

The fourth proportional to 1,066,514, 1,600,361.46 and 638,999.24 is: 958,852.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,514 : 1,600,361.46 = 638,999.24 : x
  2. Step 2: Convert to fraction form
    1,066,514/1,600,361.46 = 638,999.24/x
  3. Step 3: Cross multiply
    1,066,514x = 1,600,361.46 × 638,999.24
  4. Step 4: Simplify right side
    1,066,514x = 1,022,629,756,665.29
  5. Step 5: Solve for x
    x = 1,022,629,756,665.29/1,066,514
  6. Step 6: Final answer
    x = 958,852.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.