Home / 2,682,000.40-4,023,000.60-998,885.20

Finding the Fourth Proportional to 2,682,000.40, 4,023,000.60 and 998,885.20

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Solution

The fourth proportional to 2,682,000.40, 4,023,000.60 and 998,885.20 is: 1,498,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,000.40 : 4,023,000.60 = 998,885.20 : x
  2. Step 2: Convert to fraction form
    2,682,000.40/4,023,000.60 = 998,885.20/x
  3. Step 3: Cross multiply
    2,682,000.40x = 4,023,000.60 × 998,885.20
  4. Step 4: Simplify right side
    2,682,000.40x = 4,018,515,758,931.12
  5. Step 5: Solve for x
    x = 4,018,515,758,931.12/2,682,000.40
  6. Step 6: Final answer
    x = 1,498,327.80

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Similar ratio
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1.5x scale

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.