Home / 1,334,728.19-1,841,914.35-722,866.88

Finding the Fourth Proportional to 1,334,728.19, 1,841,914.35 and 722,866.88

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Solution

The fourth proportional to 1,334,728.19, 1,841,914.35 and 722,866.88 is: 997,550.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,728.19 : 1,841,914.35 = 722,866.88 : x
  2. Step 2: Convert to fraction form
    1,334,728.19/1,841,914.35 = 722,866.88/x
  3. Step 3: Cross multiply
    1,334,728.19x = 1,841,914.35 × 722,866.88
  4. Step 4: Simplify right side
    1,334,728.19x = 1,331,458,884,016.51
  5. Step 5: Solve for x
    x = 1,331,458,884,016.51/1,334,728.19
  6. Step 6: Final answer
    x = 997,550.58

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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.