Home / 1,219,191.92-1,682,325.42-702,965.24

Finding the Fourth Proportional to 1,219,191.92, 1,682,325.42 and 702,965.24

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Solution

The fourth proportional to 1,219,191.92, 1,682,325.42 and 702,965.24 is: 970,000.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,191.92 : 1,682,325.42 = 702,965.24 : x
  2. Step 2: Convert to fraction form
    1,219,191.92/1,682,325.42 = 702,965.24/x
  3. Step 3: Cross multiply
    1,219,191.92x = 1,682,325.42 × 702,965.24
  4. Step 4: Simplify right side
    1,219,191.92x = 1,182,616,292,628.40
  5. Step 5: Solve for x
    x = 1,182,616,292,628.40/1,219,191.92
  6. Step 6: Final answer
    x = 970,000.11

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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.