Home / 1,961,508.10-2,936,780.37-1,059,718.90

Finding the Fourth Proportional to 1,961,508.10, 2,936,780.37 and 1,059,718.90

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Solution

The fourth proportional to 1,961,508.10, 2,936,780.37 and 1,059,718.90 is: 1,586,616.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961,508.10 : 2,936,780.37 = 1,059,718.90 : x
  2. Step 2: Convert to fraction form
    1,961,508.10/2,936,780.37 = 1,059,718.90/x
  3. Step 3: Cross multiply
    1,961,508.10x = 2,936,780.37 × 1,059,718.90
  4. Step 4: Simplify right side
    1,961,508.10x = 3,112,161,663,237.99
  5. Step 5: Solve for x
    x = 3,112,161,663,237.99/1,961,508.10
  6. Step 6: Final answer
    x = 1,586,616.78

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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.