Home / 1,898,732.71-2,620,267.46-1,082,977.68

Finding the Fourth Proportional to 1,898,732.71, 2,620,267.46 and 1,082,977.68

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Solution

The fourth proportional to 1,898,732.71, 2,620,267.46 and 1,082,977.68 is: 1,494,518.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,732.71 : 2,620,267.46 = 1,082,977.68 : x
  2. Step 2: Convert to fraction form
    1,898,732.71/2,620,267.46 = 1,082,977.68/x
  3. Step 3: Cross multiply
    1,898,732.71x = 2,620,267.46 × 1,082,977.68
  4. Step 4: Simplify right side
    1,898,732.71x = 2,837,691,183,405.38
  5. Step 5: Solve for x
    x = 2,837,691,183,405.38/1,898,732.71
  6. Step 6: Final answer
    x = 1,494,518.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.