Home / 2,519,936.32-3,778,853.40-790,360.57

Finding the Fourth Proportional to 2,519,936.32, 3,778,853.40 and 790,360.57

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Solution

The fourth proportional to 2,519,936.32, 3,778,853.40 and 790,360.57 is: 1,185,211.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,936.32 : 3,778,853.40 = 790,360.57 : x
  2. Step 2: Convert to fraction form
    2,519,936.32/3,778,853.40 = 790,360.57/x
  3. Step 3: Cross multiply
    2,519,936.32x = 3,778,853.40 × 790,360.57
  4. Step 4: Simplify right side
    2,519,936.32x = 2,986,656,727,170.44
  5. Step 5: Solve for x
    x = 2,986,656,727,170.44/2,519,936.32
  6. Step 6: Final answer
    x = 1,185,211.19

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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.