Home / 3,426,835.44-4,728,976.20-1,878,085.20

Finding the Fourth Proportional to 3,426,835.44, 4,728,976.20 and 1,878,085.20

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Solution

The fourth proportional to 3,426,835.44, 4,728,976.20 and 1,878,085.20 is: 2,591,726.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,835.44 : 4,728,976.20 = 1,878,085.20 : x
  2. Step 2: Convert to fraction form
    3,426,835.44/4,728,976.20 = 1,878,085.20/x
  3. Step 3: Cross multiply
    3,426,835.44x = 4,728,976.20 × 1,878,085.20
  4. Step 4: Simplify right side
    3,426,835.44x = 8,881,420,212,372.24
  5. Step 5: Solve for x
    x = 8,881,420,212,372.24/3,426,835.44
  6. Step 6: Final answer
    x = 2,591,726.50

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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.