Home / 3,550,393.74-4,899,565.83-1,918,797.28

Finding the Fourth Proportional to 3,550,393.74, 4,899,565.83 and 1,918,797.28

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Solution

The fourth proportional to 3,550,393.74, 4,899,565.83 and 1,918,797.28 is: 2,647,952.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,393.74 : 4,899,565.83 = 1,918,797.28 : x
  2. Step 2: Convert to fraction form
    3,550,393.74/4,899,565.83 = 1,918,797.28/x
  3. Step 3: Cross multiply
    3,550,393.74x = 4,899,565.83 × 1,918,797.28
  4. Step 4: Simplify right side
    3,550,393.74x = 9,401,273,587,784.94
  5. Step 5: Solve for x
    x = 9,401,273,587,784.94/3,550,393.74
  6. Step 6: Final answer
    x = 2,647,952.39

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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.