Home / 5,390,045.70-8,086,234.95-1,603,911.30

Finding the Fourth Proportional to 5,390,045.70, 8,086,234.95 and 1,603,911.30

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Solution

The fourth proportional to 5,390,045.70, 8,086,234.95 and 1,603,911.30 is: 2,406,214.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,045.70 : 8,086,234.95 = 1,603,911.30 : x
  2. Step 2: Convert to fraction form
    5,390,045.70/8,086,234.95 = 1,603,911.30/x
  3. Step 3: Cross multiply
    5,390,045.70x = 8,086,234.95 × 1,603,911.30
  4. Step 4: Simplify right side
    5,390,045.70x = 12,969,603,610,759.94
  5. Step 5: Solve for x
    x = 12,969,603,610,759.94/5,390,045.70
  6. Step 6: Final answer
    x = 2,406,214.03

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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.