Home / 1,377,351.40-2,066,027.10-957,447.40

Finding the Fourth Proportional to 1,377,351.40, 2,066,027.10 and 957,447.40

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Solution

The fourth proportional to 1,377,351.40, 2,066,027.10 and 957,447.40 is: 1,436,171.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,351.40 : 2,066,027.10 = 957,447.40 : x
  2. Step 2: Convert to fraction form
    1,377,351.40/2,066,027.10 = 957,447.40/x
  3. Step 3: Cross multiply
    1,377,351.40x = 2,066,027.10 × 957,447.40
  4. Step 4: Simplify right side
    1,377,351.40x = 1,978,112,275,224.54
  5. Step 5: Solve for x
    x = 1,978,112,275,224.54/1,377,351.40
  6. Step 6: Final answer
    x = 1,436,171.10

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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.