Home / 1,491,959.25-2,058,903.77-812,895.75

Finding the Fourth Proportional to 1,491,959.25, 2,058,903.77 and 812,895.75

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Solution

The fourth proportional to 1,491,959.25, 2,058,903.77 and 812,895.75 is: 1,121,796.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,959.25 : 2,058,903.77 = 812,895.75 : x
  2. Step 2: Convert to fraction form
    1,491,959.25/2,058,903.77 = 812,895.75/x
  3. Step 3: Cross multiply
    1,491,959.25x = 2,058,903.77 × 812,895.75
  4. Step 4: Simplify right side
    1,491,959.25x = 1,673,674,120,227.50
  5. Step 5: Solve for x
    x = 1,673,674,120,227.50/1,491,959.25
  6. Step 6: Final answer
    x = 1,121,796.14

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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.