Home / 1,983,754.92-2,735,047.41-1,284,800.76

Finding the Fourth Proportional to 1,983,754.92, 2,735,047.41 and 1,284,800.76

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Solution

The fourth proportional to 1,983,754.92, 2,735,047.41 and 1,284,800.76 is: 1,771,383.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,754.92 : 2,735,047.41 = 1,284,800.76 : x
  2. Step 2: Convert to fraction form
    1,983,754.92/2,735,047.41 = 1,284,800.76/x
  3. Step 3: Cross multiply
    1,983,754.92x = 2,735,047.41 × 1,284,800.76
  4. Step 4: Simplify right side
    1,983,754.92x = 3,513,990,991,004.03
  5. Step 5: Solve for x
    x = 3,513,990,991,004.03/1,983,754.92
  6. Step 6: Final answer
    x = 1,771,383.63

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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.