Home / 886,823.15-1,330,234.73-872,826.35

Finding the Fourth Proportional to 886,823.15, 1,330,234.73 and 872,826.35

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Solution

The fourth proportional to 886,823.15, 1,330,234.73 and 872,826.35 is: 1,309,239.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,823.15 : 1,330,234.73 = 872,826.35 : x
  2. Step 2: Convert to fraction form
    886,823.15/1,330,234.73 = 872,826.35/x
  3. Step 3: Cross multiply
    886,823.15x = 1,330,234.73 × 872,826.35
  4. Step 4: Simplify right side
    886,823.15x = 1,161,063,919,665.00
  5. Step 5: Solve for x
    x = 1,161,063,919,665.00/886,823.15
  6. Step 6: Final answer
    x = 1,309,239.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.