Home / 4,892,512.30-7,338,768.45-1,526,281.90

Finding the Fourth Proportional to 4,892,512.30, 7,338,768.45 and 1,526,281.90

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Solution

The fourth proportional to 4,892,512.30, 7,338,768.45 and 1,526,281.90 is: 2,289,422.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,512.30 : 7,338,768.45 = 1,526,281.90 : x
  2. Step 2: Convert to fraction form
    4,892,512.30/7,338,768.45 = 1,526,281.90/x
  3. Step 3: Cross multiply
    4,892,512.30x = 7,338,768.45 × 1,526,281.90
  4. Step 4: Simplify right side
    4,892,512.30x = 11,201,029,453,526.05
  5. Step 5: Solve for x
    x = 11,201,029,453,526.05/4,892,512.30
  6. Step 6: Final answer
    x = 2,289,422.85

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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.