Home / 3,428,072.22-4,730,709.47-1,879,305.77

Finding the Fourth Proportional to 3,428,072.22, 4,730,709.47 and 1,879,305.77

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Solution

The fourth proportional to 3,428,072.22, 4,730,709.47 and 1,879,305.77 is: 2,593,425.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,072.22 : 4,730,709.47 = 1,879,305.77 : x
  2. Step 2: Convert to fraction form
    3,428,072.22/4,730,709.47 = 1,879,305.77/x
  3. Step 3: Cross multiply
    3,428,072.22x = 4,730,709.47 × 1,879,305.77
  4. Step 4: Simplify right side
    3,428,072.22x = 8,890,449,584,209.36
  5. Step 5: Solve for x
    x = 8,890,449,584,209.36/3,428,072.22
  6. Step 6: Final answer
    x = 2,593,425.41

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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.