Home / 1,179,235.40-1,764,770.70-706,260.20

Finding the Fourth Proportional to 1,179,235.40, 1,764,770.70 and 706,260.20

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Solution

The fourth proportional to 1,179,235.40, 1,764,770.70 and 706,260.20 is: 1,056,945.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,235.40 : 1,764,770.70 = 706,260.20 : x
  2. Step 2: Convert to fraction form
    1,179,235.40/1,764,770.70 = 706,260.20/x
  3. Step 3: Cross multiply
    1,179,235.40x = 1,764,770.70 × 706,260.20
  4. Step 4: Simplify right side
    1,179,235.40x = 1,246,387,307,536.14
  5. Step 5: Solve for x
    x = 1,246,387,307,536.14/1,179,235.40
  6. Step 6: Final answer
    x = 1,056,945.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.