Home / 3,448,308.82-4,758,813.80-1,920,415.95

Finding the Fourth Proportional to 3,448,308.82, 4,758,813.80 and 1,920,415.95

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Solution

The fourth proportional to 3,448,308.82, 4,758,813.80 and 1,920,415.95 is: 2,650,256.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,308.82 : 4,758,813.80 = 1,920,415.95 : x
  2. Step 2: Convert to fraction form
    3,448,308.82/4,758,813.80 = 1,920,415.95/x
  3. Step 3: Cross multiply
    3,448,308.82x = 4,758,813.80 × 1,920,415.95
  4. Step 4: Simplify right side
    3,448,308.82x = 9,138,901,913,497.13
  5. Step 5: Solve for x
    x = 9,138,901,913,497.13/3,448,308.82
  6. Step 6: Final answer
    x = 2,650,256.22

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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.