Home / 2,175,540.54-3,002,069.93-1,257,828.56

Finding the Fourth Proportional to 2,175,540.54, 3,002,069.93 and 1,257,828.56

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Solution

The fourth proportional to 2,175,540.54, 3,002,069.93 and 1,257,828.56 is: 1,735,701.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,540.54 : 3,002,069.93 = 1,257,828.56 : x
  2. Step 2: Convert to fraction form
    2,175,540.54/3,002,069.93 = 1,257,828.56/x
  3. Step 3: Cross multiply
    2,175,540.54x = 3,002,069.93 × 1,257,828.56
  4. Step 4: Simplify right side
    2,175,540.54x = 3,776,089,283,276.88
  5. Step 5: Solve for x
    x = 3,776,089,283,276.88/2,175,540.54
  6. Step 6: Final answer
    x = 1,735,701.64

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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.