Home / 2,735,297.86-4,099,279.22-2,128,818.46

Finding the Fourth Proportional to 2,735,297.86, 4,099,279.22 and 2,128,818.46

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Solution

The fourth proportional to 2,735,297.86, 4,099,279.22 and 2,128,818.46 is: 3,190,373.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735,297.86 : 4,099,279.22 = 2,128,818.46 : x
  2. Step 2: Convert to fraction form
    2,735,297.86/4,099,279.22 = 2,128,818.46/x
  3. Step 3: Cross multiply
    2,735,297.86x = 4,099,279.22 × 2,128,818.46
  4. Step 4: Simplify right side
    2,735,297.86x = 8,726,621,276,230.40
  5. Step 5: Solve for x
    x = 8,726,621,276,230.40/2,735,297.86
  6. Step 6: Final answer
    x = 3,190,373.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.