Home / 1,238,541.44-1,709,166.62-722,595.33

Finding the Fourth Proportional to 1,238,541.44, 1,709,166.62 and 722,595.33

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Solution

The fourth proportional to 1,238,541.44, 1,709,166.62 and 722,595.33 is: 997,169.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,541.44 : 1,709,166.62 = 722,595.33 : x
  2. Step 2: Convert to fraction form
    1,238,541.44/1,709,166.62 = 722,595.33/x
  3. Step 3: Cross multiply
    1,238,541.44x = 1,709,166.62 × 722,595.33
  4. Step 4: Simplify right side
    1,238,541.44x = 1,235,035,819,610.37
  5. Step 5: Solve for x
    x = 1,235,035,819,610.37/1,238,541.44
  6. Step 6: Final answer
    x = 997,169.56

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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.