Home / 1,722,944.31-2,372,535.33-1,684,711.46

Finding the Fourth Proportional to 1,722,944.31, 2,372,535.33 and 1,684,711.46

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Solution

The fourth proportional to 1,722,944.31, 2,372,535.33 and 1,684,711.46 is: 2,319,887.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,944.31 : 2,372,535.33 = 1,684,711.46 : x
  2. Step 2: Convert to fraction form
    1,722,944.31/2,372,535.33 = 1,684,711.46/x
  3. Step 3: Cross multiply
    1,722,944.31x = 2,372,535.33 × 1,684,711.46
  4. Step 4: Simplify right side
    1,722,944.31x = 3,997,037,447,843.21
  5. Step 5: Solve for x
    x = 3,997,037,447,843.21/1,722,944.31
  6. Step 6: Final answer
    x = 2,319,887.78

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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.