Home / 782,973.40-1,174,548.82-702,517.06

Finding the Fourth Proportional to 782,973.40, 1,174,548.82 and 702,517.06

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Solution

The fourth proportional to 782,973.40, 1,174,548.82 and 702,517.06 is: 1,053,855.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,973.40 : 1,174,548.82 = 702,517.06 : x
  2. Step 2: Convert to fraction form
    782,973.40/1,174,548.82 = 702,517.06/x
  3. Step 3: Cross multiply
    782,973.40x = 1,174,548.82 × 702,517.06
  4. Step 4: Simplify right side
    782,973.40x = 825,140,583,852.87
  5. Step 5: Solve for x
    x = 825,140,583,852.87/782,973.40
  6. Step 6: Final answer
    x = 1,053,855.19

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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.