Home / 2,271,421.60-3,407,132.40-674,231.20

Finding the Fourth Proportional to 2,271,421.60, 3,407,132.40 and 674,231.20

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Solution

The fourth proportional to 2,271,421.60, 3,407,132.40 and 674,231.20 is: 1,011,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,421.60 : 3,407,132.40 = 674,231.20 : x
  2. Step 2: Convert to fraction form
    2,271,421.60/3,407,132.40 = 674,231.20/x
  3. Step 3: Cross multiply
    2,271,421.60x = 3,407,132.40 × 674,231.20
  4. Step 4: Simplify right side
    2,271,421.60x = 2,297,194,966,610.88
  5. Step 5: Solve for x
    x = 2,297,194,966,610.88/2,271,421.60
  6. Step 6: Final answer
    x = 1,011,346.80

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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.