Home / 1,219,177.54-1,682,520.38-675,313.25

Finding the Fourth Proportional to 1,219,177.54, 1,682,520.38 and 675,313.25

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Solution

The fourth proportional to 1,219,177.54, 1,682,520.38 and 675,313.25 is: 931,962.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,177.54 : 1,682,520.38 = 675,313.25 : x
  2. Step 2: Convert to fraction form
    1,219,177.54/1,682,520.38 = 675,313.25/x
  3. Step 3: Cross multiply
    1,219,177.54x = 1,682,520.38 × 675,313.25
  4. Step 4: Simplify right side
    1,219,177.54x = 1,136,228,302,632.47
  5. Step 5: Solve for x
    x = 1,136,228,302,632.47/1,219,177.54
  6. Step 6: Final answer
    x = 931,962.96

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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.