Home / 5,390,024.20-8,086,202.70-1,603,889.80

Finding the Fourth Proportional to 5,390,024.20, 8,086,202.70 and 1,603,889.80

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Solution

The fourth proportional to 5,390,024.20, 8,086,202.70 and 1,603,889.80 is: 2,406,181.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,024.20 : 8,086,202.70 = 1,603,889.80 : x
  2. Step 2: Convert to fraction form
    5,390,024.20/8,086,202.70 = 1,603,889.80/x
  3. Step 3: Cross multiply
    5,390,024.20x = 8,086,202.70 × 1,603,889.80
  4. Step 4: Simplify right side
    5,390,024.20x = 12,969,378,031,262.46
  5. Step 5: Solve for x
    x = 12,969,378,031,262.46/5,390,024.20
  6. Step 6: Final answer
    x = 2,406,181.78

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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.