Home / 2,194,739.20-3,292,108.80-2,180,742.40

Finding the Fourth Proportional to 2,194,739.20, 3,292,108.80 and 2,180,742.40

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Solution

The fourth proportional to 2,194,739.20, 3,292,108.80 and 2,180,742.40 is: 3,271,113.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,739.20 : 3,292,108.80 = 2,180,742.40 : x
  2. Step 2: Convert to fraction form
    2,194,739.20/3,292,108.80 = 2,180,742.40/x
  3. Step 3: Cross multiply
    2,194,739.20x = 3,292,108.80 × 2,180,742.40
  4. Step 4: Simplify right side
    2,194,739.20x = 7,179,241,245,573.12
  5. Step 5: Solve for x
    x = 7,179,241,245,573.12/2,194,739.20
  6. Step 6: Final answer
    x = 3,271,113.60

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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.