Home / 1,463,215.86-2,019,928.26-1,100,778.06

Finding the Fourth Proportional to 1,463,215.86, 2,019,928.26 and 1,100,778.06

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Solution

The fourth proportional to 1,463,215.86, 2,019,928.26 and 1,100,778.06 is: 1,519,593.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,215.86 : 2,019,928.26 = 1,100,778.06 : x
  2. Step 2: Convert to fraction form
    1,463,215.86/2,019,928.26 = 1,100,778.06/x
  3. Step 3: Cross multiply
    1,463,215.86x = 2,019,928.26 × 1,100,778.06
  4. Step 4: Simplify right side
    1,463,215.86x = 2,223,492,711,381.98
  5. Step 5: Solve for x
    x = 2,223,492,711,381.98/1,463,215.86
  6. Step 6: Final answer
    x = 1,519,593.09

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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.