Home / 2,704,619.12-4,057,584.77-811,360.55

Finding the Fourth Proportional to 2,704,619.12, 4,057,584.77 and 811,360.55

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Solution

The fourth proportional to 2,704,619.12, 4,057,584.77 and 811,360.55 is: 1,217,237.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704,619.12 : 4,057,584.77 = 811,360.55 : x
  2. Step 2: Convert to fraction form
    2,704,619.12/4,057,584.77 = 811,360.55/x
  3. Step 3: Cross multiply
    2,704,619.12x = 4,057,584.77 × 811,360.55
  4. Step 4: Simplify right side
    2,704,619.12x = 3,292,164,186,314.10
  5. Step 5: Solve for x
    x = 3,292,164,186,314.10/2,704,619.12
  6. Step 6: Final answer
    x = 1,217,237.64

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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.