Home / 1,381,104.68-1,906,020.32-837,263.39

Finding the Fourth Proportional to 1,381,104.68, 1,906,020.32 and 837,263.39

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Solution

The fourth proportional to 1,381,104.68, 1,906,020.32 and 837,263.39 is: 1,155,481.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,104.68 : 1,906,020.32 = 837,263.39 : x
  2. Step 2: Convert to fraction form
    1,381,104.68/1,906,020.32 = 837,263.39/x
  3. Step 3: Cross multiply
    1,381,104.68x = 1,906,020.32 × 837,263.39
  4. Step 4: Simplify right side
    1,381,104.68x = 1,595,841,020,815.67
  5. Step 5: Solve for x
    x = 1,595,841,020,815.67/1,381,104.68
  6. Step 6: Final answer
    x = 1,155,481.59

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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.