Home / 3,557,015.71-4,908,684.61-1,925,418.03

Finding the Fourth Proportional to 3,557,015.71, 4,908,684.61 and 1,925,418.03

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Solution

The fourth proportional to 3,557,015.71, 4,908,684.61 and 1,925,418.03 is: 2,657,078.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,015.71 : 4,908,684.61 = 1,925,418.03 : x
  2. Step 2: Convert to fraction form
    3,557,015.71/4,908,684.61 = 1,925,418.03/x
  3. Step 3: Cross multiply
    3,557,015.71x = 4,908,684.61 × 1,925,418.03
  4. Step 4: Simplify right side
    3,557,015.71x = 9,451,269,851,677.52
  5. Step 5: Solve for x
    x = 9,451,269,851,677.52/3,557,015.71
  6. Step 6: Final answer
    x = 2,657,078.47

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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.