Home / 1,030,696.11-1,422,398.63-622,719.12

Finding the Fourth Proportional to 1,030,696.11, 1,422,398.63 and 622,719.12

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Solution

The fourth proportional to 1,030,696.11, 1,422,398.63 and 622,719.12 is: 859,375.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,696.11 : 1,422,398.63 = 622,719.12 : x
  2. Step 2: Convert to fraction form
    1,030,696.11/1,422,398.63 = 622,719.12/x
  3. Step 3: Cross multiply
    1,030,696.11x = 1,422,398.63 × 622,719.12
  4. Step 4: Simplify right side
    1,030,696.11x = 885,754,820,049.21
  5. Step 5: Solve for x
    x = 885,754,820,049.21/1,030,696.11
  6. Step 6: Final answer
    x = 859,375.34

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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.