Home / 2,157,919-2,977,928.22-1,204,063

Finding the Fourth Proportional to 2,157,919, 2,977,928.22 and 1,204,063

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Solution

The fourth proportional to 2,157,919, 2,977,928.22 and 1,204,063 is: 1,661,606.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,919 : 2,977,928.22 = 1,204,063 : x
  2. Step 2: Convert to fraction form
    2,157,919/2,977,928.22 = 1,204,063/x
  3. Step 3: Cross multiply
    2,157,919x = 2,977,928.22 × 1,204,063
  4. Step 4: Simplify right side
    2,157,919x = 3,585,613,186,357.86
  5. Step 5: Solve for x
    x = 3,585,613,186,357.86/2,157,919
  6. Step 6: Final answer
    x = 1,661,606.94

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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.