Home / 1,226,650.19-1,692,777.44-682,774.43

Finding the Fourth Proportional to 1,226,650.19, 1,692,777.44 and 682,774.43

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Solution

The fourth proportional to 1,226,650.19, 1,692,777.44 and 682,774.43 is: 942,228.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,650.19 : 1,692,777.44 = 682,774.43 : x
  2. Step 2: Convert to fraction form
    1,226,650.19/1,692,777.44 = 682,774.43/x
  3. Step 3: Cross multiply
    1,226,650.19x = 1,692,777.44 × 682,774.43
  4. Step 4: Simplify right side
    1,226,650.19x = 1,155,785,148,298.99
  5. Step 5: Solve for x
    x = 1,155,785,148,298.99/1,226,650.19
  6. Step 6: Final answer
    x = 942,228.81

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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.