Home / 5,390,024.70-8,086,203.45-1,603,890.30

Finding the Fourth Proportional to 5,390,024.70, 8,086,203.45 and 1,603,890.30

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Solution

The fourth proportional to 5,390,024.70, 8,086,203.45 and 1,603,890.30 is: 2,406,182.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,024.70 : 8,086,203.45 = 1,603,890.30 : x
  2. Step 2: Convert to fraction form
    5,390,024.70/8,086,203.45 = 1,603,890.30/x
  3. Step 3: Cross multiply
    5,390,024.70x = 8,086,203.45 × 1,603,890.30
  4. Step 4: Simplify right side
    5,390,024.70x = 12,969,383,277,281.54
  5. Step 5: Solve for x
    x = 12,969,383,277,281.54/5,390,024.70
  6. Step 6: Final answer
    x = 2,406,182.53

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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.