Home / 1,030,889.97-1,422,563.32-622,750.21

Finding the Fourth Proportional to 1,030,889.97, 1,422,563.32 and 622,750.21

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Solution

The fourth proportional to 1,030,889.97, 1,422,563.32 and 622,750.21 is: 859,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,889.97 : 1,422,563.32 = 622,750.21 : x
  2. Step 2: Convert to fraction form
    1,030,889.97/1,422,563.32 = 622,750.21/x
  3. Step 3: Cross multiply
    1,030,889.97x = 1,422,563.32 × 622,750.21
  4. Step 4: Simplify right side
    1,030,889.97x = 885,901,606,268.30
  5. Step 5: Solve for x
    x = 885,901,606,268.30/1,030,889.97
  6. Step 6: Final answer
    x = 859,356.12

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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.