Home / 1,135,761.82-1,567,352.64-652,420.60

Finding the Fourth Proportional to 1,135,761.82, 1,567,352.64 and 652,420.60

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Solution

The fourth proportional to 1,135,761.82, 1,567,352.64 and 652,420.60 is: 900,341.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,761.82 : 1,567,352.64 = 652,420.60 : x
  2. Step 2: Convert to fraction form
    1,135,761.82/1,567,352.64 = 652,420.60/x
  3. Step 3: Cross multiply
    1,135,761.82x = 1,567,352.64 × 652,420.60
  4. Step 4: Simplify right side
    1,135,761.82x = 1,022,573,149,800.38
  5. Step 5: Solve for x
    x = 1,022,573,149,800.38/1,135,761.82
  6. Step 6: Final answer
    x = 900,341.19

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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.