Home / 3,219,822.20-4,829,733.30-2,100,078.20

Finding the Fourth Proportional to 3,219,822.20, 4,829,733.30 and 2,100,078.20

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Solution

The fourth proportional to 3,219,822.20, 4,829,733.30 and 2,100,078.20 is: 3,150,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,822.20 : 4,829,733.30 = 2,100,078.20 : x
  2. Step 2: Convert to fraction form
    3,219,822.20/4,829,733.30 = 2,100,078.20/x
  3. Step 3: Cross multiply
    3,219,822.20x = 4,829,733.30 × 2,100,078.20
  4. Step 4: Simplify right side
    3,219,822.20x = 10,142,817,615,144.06
  5. Step 5: Solve for x
    x = 10,142,817,615,144.06/3,219,822.20
  6. Step 6: Final answer
    x = 3,150,117.30

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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.