Home / 1,789,855.91-2,471,236.87-1,675,513.10

Finding the Fourth Proportional to 1,789,855.91, 2,471,236.87 and 1,675,513.10

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Solution

The fourth proportional to 1,789,855.91, 2,471,236.87 and 1,675,513.10 is: 2,313,364.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,855.91 : 2,471,236.87 = 1,675,513.10 : x
  2. Step 2: Convert to fraction form
    1,789,855.91/2,471,236.87 = 1,675,513.10/x
  3. Step 3: Cross multiply
    1,789,855.91x = 2,471,236.87 × 1,675,513.10
  4. Step 4: Simplify right side
    1,789,855.91x = 4,140,589,744,830.40
  5. Step 5: Solve for x
    x = 4,140,589,744,830.40/1,789,855.91
  6. Step 6: Final answer
    x = 2,313,364.85

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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.