Home / 1,190,069.52-1,642,064.96-706,786.26

Finding the Fourth Proportional to 1,190,069.52, 1,642,064.96 and 706,786.26

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Solution

The fourth proportional to 1,190,069.52, 1,642,064.96 and 706,786.26 is: 975,227.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,069.52 : 1,642,064.96 = 706,786.26 : x
  2. Step 2: Convert to fraction form
    1,190,069.52/1,642,064.96 = 706,786.26/x
  3. Step 3: Cross multiply
    1,190,069.52x = 1,642,064.96 × 706,786.26
  4. Step 4: Simplify right side
    1,190,069.52x = 1,160,588,951,755.45
  5. Step 5: Solve for x
    x = 1,160,588,951,755.45/1,190,069.52
  6. Step 6: Final answer
    x = 975,227.86

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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.