Home / 1,191,083.58-1,643,030.06-731,879.19

Finding the Fourth Proportional to 1,191,083.58, 1,643,030.06 and 731,879.19

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Solution

The fourth proportional to 1,191,083.58, 1,643,030.06 and 731,879.19 is: 1,009,584.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,083.58 : 1,643,030.06 = 731,879.19 : x
  2. Step 2: Convert to fraction form
    1,191,083.58/1,643,030.06 = 731,879.19/x
  3. Step 3: Cross multiply
    1,191,083.58x = 1,643,030.06 × 731,879.19
  4. Step 4: Simplify right side
    1,191,083.58x = 1,202,499,505,799.06
  5. Step 5: Solve for x
    x = 1,202,499,505,799.06/1,191,083.58
  6. Step 6: Final answer
    x = 1,009,584.49

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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.