Home / 4,857,708.20-7,286,562.30-1,492,082.60

Finding the Fourth Proportional to 4,857,708.20, 7,286,562.30 and 1,492,082.60

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Solution

The fourth proportional to 4,857,708.20, 7,286,562.30 and 1,492,082.60 is: 2,238,123.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,708.20 : 7,286,562.30 = 1,492,082.60 : x
  2. Step 2: Convert to fraction form
    4,857,708.20/7,286,562.30 = 1,492,082.60/x
  3. Step 3: Cross multiply
    4,857,708.20x = 7,286,562.30 × 1,492,082.60
  4. Step 4: Simplify right side
    4,857,708.20x = 10,872,152,821,645.98
  5. Step 5: Solve for x
    x = 10,872,152,821,645.98/4,857,708.20
  6. Step 6: Final answer
    x = 2,238,123.90

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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.