Home / 1,179,317.34-1,627,503.03-642,773.34

Finding the Fourth Proportional to 1,179,317.34, 1,627,503.03 and 642,773.34

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Solution

The fourth proportional to 1,179,317.34, 1,627,503.03 and 642,773.34 is: 887,051.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,317.34 : 1,627,503.03 = 642,773.34 : x
  2. Step 2: Convert to fraction form
    1,179,317.34/1,627,503.03 = 642,773.34/x
  3. Step 3: Cross multiply
    1,179,317.34x = 1,627,503.03 × 642,773.34
  4. Step 4: Simplify right side
    1,179,317.34x = 1,046,115,558,453.22
  5. Step 5: Solve for x
    x = 1,046,115,558,453.22/1,179,317.34
  6. Step 6: Final answer
    x = 887,051.79

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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.