Home / 2,082,672.60-3,120,509.70-1,015,416.60

Finding the Fourth Proportional to 2,082,672.60, 3,120,509.70 and 1,015,416.60

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Solution

The fourth proportional to 2,082,672.60, 3,120,509.70 and 1,015,416.60 is: 1,521,418.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,672.60 : 3,120,509.70 = 1,015,416.60 : x
  2. Step 2: Convert to fraction form
    2,082,672.60/3,120,509.70 = 1,015,416.60/x
  3. Step 3: Cross multiply
    2,082,672.60x = 3,120,509.70 × 1,015,416.60
  4. Step 4: Simplify right side
    2,082,672.60x = 3,168,617,349,841.02
  5. Step 5: Solve for x
    x = 3,168,617,349,841.02/2,082,672.60
  6. Step 6: Final answer
    x = 1,521,418.85

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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.