Home / 1,673,945.88-2,509,444.41-663,777.87

Finding the Fourth Proportional to 1,673,945.88, 2,509,444.41 and 663,777.87

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Solution

The fourth proportional to 1,673,945.88, 2,509,444.41 and 663,777.87 is: 995,082.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,945.88 : 2,509,444.41 = 663,777.87 : x
  2. Step 2: Convert to fraction form
    1,673,945.88/2,509,444.41 = 663,777.87/x
  3. Step 3: Cross multiply
    1,673,945.88x = 2,509,444.41 × 663,777.87
  4. Step 4: Simplify right side
    1,673,945.88x = 1,665,713,665,353.21
  5. Step 5: Solve for x
    x = 1,665,713,665,353.21/1,673,945.88
  6. Step 6: Final answer
    x = 995,082.15

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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.