Home / 1,210,633.44-1,670,716.98-751,999.18

Finding the Fourth Proportional to 1,210,633.44, 1,670,716.98 and 751,999.18

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Solution

The fourth proportional to 1,210,633.44, 1,670,716.98 and 751,999.18 is: 1,037,785.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,633.44 : 1,670,716.98 = 751,999.18 : x
  2. Step 2: Convert to fraction form
    1,210,633.44/1,670,716.98 = 751,999.18/x
  3. Step 3: Cross multiply
    1,210,633.44x = 1,670,716.98 × 751,999.18
  4. Step 4: Simplify right side
    1,210,633.44x = 1,256,377,798,972.08
  5. Step 5: Solve for x
    x = 1,256,377,798,972.08/1,210,633.44
  6. Step 6: Final answer
    x = 1,037,785.47

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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.