Home / 3,550,394.07-4,899,566.25-1,918,797.60

Finding the Fourth Proportional to 3,550,394.07, 4,899,566.25 and 1,918,797.60

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Solution

The fourth proportional to 3,550,394.07, 4,899,566.25 and 1,918,797.60 is: 2,647,952.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,394.07 : 4,899,566.25 = 1,918,797.60 : x
  2. Step 2: Convert to fraction form
    3,550,394.07/4,899,566.25 = 1,918,797.60/x
  3. Step 3: Cross multiply
    3,550,394.07x = 4,899,566.25 × 1,918,797.60
  4. Step 4: Simplify right side
    3,550,394.07x = 9,401,275,961,541
  5. Step 5: Solve for x
    x = 9,401,275,961,541/3,550,394.07
  6. Step 6: Final answer
    x = 2,647,952.81

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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.