Home / 1,296,233.70-1,944,350.55-1,090,947.30

Finding the Fourth Proportional to 1,296,233.70, 1,944,350.55 and 1,090,947.30

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Solution

The fourth proportional to 1,296,233.70, 1,944,350.55 and 1,090,947.30 is: 1,636,420.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,233.70 : 1,944,350.55 = 1,090,947.30 : x
  2. Step 2: Convert to fraction form
    1,296,233.70/1,944,350.55 = 1,090,947.30/x
  3. Step 3: Cross multiply
    1,296,233.70x = 1,944,350.55 × 1,090,947.30
  4. Step 4: Simplify right side
    1,296,233.70x = 2,121,183,982,776.02
  5. Step 5: Solve for x
    x = 2,121,183,982,776.02/1,296,233.70
  6. Step 6: Final answer
    x = 1,636,420.95

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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.