Home / 3,308,491.20-4,961,570.40-1,512,235.20

Finding the Fourth Proportional to 3,308,491.20, 4,961,570.40 and 1,512,235.20

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Solution

The fourth proportional to 3,308,491.20, 4,961,570.40 and 1,512,235.20 is: 2,267,819.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308,491.20 : 4,961,570.40 = 1,512,235.20 : x
  2. Step 2: Convert to fraction form
    3,308,491.20/4,961,570.40 = 1,512,235.20/x
  3. Step 3: Cross multiply
    3,308,491.20x = 4,961,570.40 × 1,512,235.20
  4. Step 4: Simplify right side
    3,308,491.20x = 7,503,061,406,158.08
  5. Step 5: Solve for x
    x = 7,503,061,406,158.08/3,308,491.20
  6. Step 6: Final answer
    x = 2,267,819.67

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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.