Home / 3,806,023.60-5,709,294.60-1,212,122.80

Finding the Fourth Proportional to 3,806,023.60, 5,709,294.60 and 1,212,122.80

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Solution

The fourth proportional to 3,806,023.60, 5,709,294.60 and 1,212,122.80 is: 1,818,266.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806,023.60 : 5,709,294.60 = 1,212,122.80 : x
  2. Step 2: Convert to fraction form
    3,806,023.60/5,709,294.60 = 1,212,122.80/x
  3. Step 3: Cross multiply
    3,806,023.60x = 5,709,294.60 × 1,212,122.80
  4. Step 4: Simplify right side
    3,806,023.60x = 6,920,366,156,576.88
  5. Step 5: Solve for x
    x = 6,920,366,156,576.88/3,806,023.60
  6. Step 6: Final answer
    x = 1,818,266.75

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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.