Home / 797,826.22-1,105,658.04-782,686.78

Finding the Fourth Proportional to 797,826.22, 1,105,658.04 and 782,686.78

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Solution

The fourth proportional to 797,826.22, 1,105,658.04 and 782,686.78 is: 1,084,677.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,826.22 : 1,105,658.04 = 782,686.78 : x
  2. Step 2: Convert to fraction form
    797,826.22/1,105,658.04 = 782,686.78/x
  3. Step 3: Cross multiply
    797,826.22x = 1,105,658.04 × 782,686.78
  4. Step 4: Simplify right side
    797,826.22x = 865,383,931,108.71
  5. Step 5: Solve for x
    x = 865,383,931,108.71/797,826.22
  6. Step 6: Final answer
    x = 1,084,677.23

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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.