Home / 1,314,956.64-1,970,788.38-706,249.08

Finding the Fourth Proportional to 1,314,956.64, 1,970,788.38 and 706,249.08

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Solution

The fourth proportional to 1,314,956.64, 1,970,788.38 and 706,249.08 is: 1,058,489.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,956.64 : 1,970,788.38 = 706,249.08 : x
  2. Step 2: Convert to fraction form
    1,314,956.64/1,970,788.38 = 706,249.08/x
  3. Step 3: Cross multiply
    1,314,956.64x = 1,970,788.38 × 706,249.08
  4. Step 4: Simplify right side
    1,314,956.64x = 1,391,867,480,249.69
  5. Step 5: Solve for x
    x = 1,391,867,480,249.69/1,314,956.64
  6. Step 6: Final answer
    x = 1,058,489.26

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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.