Home / 1,255,530.78-1,732,652.19-682,573.14

Finding the Fourth Proportional to 1,255,530.78, 1,732,652.19 and 682,573.14

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Solution

The fourth proportional to 1,255,530.78, 1,732,652.19 and 682,573.14 is: 941,961.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,530.78 : 1,732,652.19 = 682,573.14 : x
  2. Step 2: Convert to fraction form
    1,255,530.78/1,732,652.19 = 682,573.14/x
  3. Step 3: Cross multiply
    1,255,530.78x = 1,732,652.19 × 682,573.14
  4. Step 4: Simplify right side
    1,255,530.78x = 1,182,661,845,856.18
  5. Step 5: Solve for x
    x = 1,182,661,845,856.18/1,255,530.78
  6. Step 6: Final answer
    x = 941,961.65

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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.