Home / 1,489,356.24-2,055,224.68-835,921.52

Finding the Fourth Proportional to 1,489,356.24, 2,055,224.68 and 835,921.52

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Solution

The fourth proportional to 1,489,356.24, 2,055,224.68 and 835,921.52 is: 1,153,522.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,356.24 : 2,055,224.68 = 835,921.52 : x
  2. Step 2: Convert to fraction form
    1,489,356.24/2,055,224.68 = 835,921.52/x
  3. Step 3: Cross multiply
    1,489,356.24x = 2,055,224.68 × 835,921.52
  4. Step 4: Simplify right side
    1,489,356.24x = 1,718,006,538,447.11
  5. Step 5: Solve for x
    x = 1,718,006,538,447.11/1,489,356.24
  6. Step 6: Final answer
    x = 1,153,522.91

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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.