Home / 1,765,395.16-2,647,698.66-818,642.86

Finding the Fourth Proportional to 1,765,395.16, 2,647,698.66 and 818,642.86

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Solution

The fourth proportional to 1,765,395.16, 2,647,698.66 and 818,642.86 is: 1,227,781.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,395.16 : 2,647,698.66 = 818,642.86 : x
  2. Step 2: Convert to fraction form
    1,765,395.16/2,647,698.66 = 818,642.86/x
  3. Step 3: Cross multiply
    1,765,395.16x = 2,647,698.66 × 818,642.86
  4. Step 4: Simplify right side
    1,765,395.16x = 2,167,519,603,440.57
  5. Step 5: Solve for x
    x = 2,167,519,603,440.57/1,765,395.16
  6. Step 6: Final answer
    x = 1,227,781.55

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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.