Home / 1,945,380.05-2,684,270.53-1,366,372.34

Finding the Fourth Proportional to 1,945,380.05, 2,684,270.53 and 1,366,372.34

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Solution

The fourth proportional to 1,945,380.05, 2,684,270.53 and 1,366,372.34 is: 1,885,345.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,380.05 : 2,684,270.53 = 1,366,372.34 : x
  2. Step 2: Convert to fraction form
    1,945,380.05/2,684,270.53 = 1,366,372.34/x
  3. Step 3: Cross multiply
    1,945,380.05x = 2,684,270.53 × 1,366,372.34
  4. Step 4: Simplify right side
    1,945,380.05x = 3,667,713,005,269.14
  5. Step 5: Solve for x
    x = 3,667,713,005,269.14/1,945,380.05
  6. Step 6: Final answer
    x = 1,885,345.23

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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.