Home / 1,410,384-1,946,329.92-806,772

Finding the Fourth Proportional to 1,410,384, 1,946,329.92 and 806,772

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Solution

The fourth proportional to 1,410,384, 1,946,329.92 and 806,772 is: 1,113,345.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,384 : 1,946,329.92 = 806,772 : x
  2. Step 2: Convert to fraction form
    1,410,384/1,946,329.92 = 806,772/x
  3. Step 3: Cross multiply
    1,410,384x = 1,946,329.92 × 806,772
  4. Step 4: Simplify right side
    1,410,384x = 1,570,244,482,218.24
  5. Step 5: Solve for x
    x = 1,570,244,482,218.24/1,410,384
  6. Step 6: Final answer
    x = 1,113,345.36

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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.