Home / 1,219,607.52-1,682,110.60-832,734.12

Finding the Fourth Proportional to 1,219,607.52, 1,682,110.60 and 832,734.12

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Solution

The fourth proportional to 1,219,607.52, 1,682,110.60 and 832,734.12 is: 1,148,525.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,607.52 : 1,682,110.60 = 832,734.12 : x
  2. Step 2: Convert to fraction form
    1,219,607.52/1,682,110.60 = 832,734.12/x
  3. Step 3: Cross multiply
    1,219,607.52x = 1,682,110.60 × 832,734.12
  4. Step 4: Simplify right side
    1,219,607.52x = 1,400,750,890,233.67
  5. Step 5: Solve for x
    x = 1,400,750,890,233.67/1,219,607.52
  6. Step 6: Final answer
    x = 1,148,525.95

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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.