Home / 1,945,835.56-2,685,226.98-1,086,409

Finding the Fourth Proportional to 1,945,835.56, 2,685,226.98 and 1,086,409

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Solution

The fourth proportional to 1,945,835.56, 2,685,226.98 and 1,086,409 is: 1,499,229.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,835.56 : 2,685,226.98 = 1,086,409 : x
  2. Step 2: Convert to fraction form
    1,945,835.56/2,685,226.98 = 1,086,409/x
  3. Step 3: Cross multiply
    1,945,835.56x = 2,685,226.98 × 1,086,409
  4. Step 4: Simplify right side
    1,945,835.56x = 2,917,254,758,114.82
  5. Step 5: Solve for x
    x = 2,917,254,758,114.82/1,945,835.56
  6. Step 6: Final answer
    x = 1,499,229.85

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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.