Home / 2,039,706.96-2,814,291.72-1,275,378

Finding the Fourth Proportional to 2,039,706.96, 2,814,291.72 and 1,275,378

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Solution

The fourth proportional to 2,039,706.96, 2,814,291.72 and 1,275,378 is: 1,759,706.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,706.96 : 2,814,291.72 = 1,275,378 : x
  2. Step 2: Convert to fraction form
    2,039,706.96/2,814,291.72 = 1,275,378/x
  3. Step 3: Cross multiply
    2,039,706.96x = 2,814,291.72 × 1,275,378
  4. Step 4: Simplify right side
    2,039,706.96x = 3,589,285,745,270.16
  5. Step 5: Solve for x
    x = 3,589,285,745,270.16/2,039,706.96
  6. Step 6: Final answer
    x = 1,759,706.57

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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.