Home / 1,485,328.92-2,049,752.16-806,265.42

Finding the Fourth Proportional to 1,485,328.92, 2,049,752.16 and 806,265.42

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Solution

The fourth proportional to 1,485,328.92, 2,049,752.16 and 806,265.42 is: 1,112,645.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,328.92 : 2,049,752.16 = 806,265.42 : x
  2. Step 2: Convert to fraction form
    1,485,328.92/2,049,752.16 = 806,265.42/x
  3. Step 3: Cross multiply
    1,485,328.92x = 2,049,752.16 × 806,265.42
  4. Step 4: Simplify right side
    1,485,328.92x = 1,652,644,286,178.31
  5. Step 5: Solve for x
    x = 1,652,644,286,178.31/1,485,328.92
  6. Step 6: Final answer
    x = 1,112,645.33

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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.