Home / 1,030,888.97-1,422,561.94-622,749.21

Finding the Fourth Proportional to 1,030,888.97, 1,422,561.94 and 622,749.21

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Solution

The fourth proportional to 1,030,888.97, 1,422,561.94 and 622,749.21 is: 859,354.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,888.97 : 1,422,561.94 = 622,749.21 : x
  2. Step 2: Convert to fraction form
    1,030,888.97/1,422,561.94 = 622,749.21/x
  3. Step 3: Cross multiply
    1,030,888.97x = 1,422,561.94 × 622,749.21
  4. Step 4: Simplify right side
    1,030,888.97x = 885,899,322,754.19
  5. Step 5: Solve for x
    x = 885,899,322,754.19/1,030,888.97
  6. Step 6: Final answer
    x = 859,354.74

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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.