Home / 1,489,133.90-2,054,322.24-876,993.63

Finding the Fourth Proportional to 1,489,133.90, 2,054,322.24 and 876,993.63

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Solution

The fourth proportional to 1,489,133.90, 2,054,322.24 and 876,993.63 is: 1,209,849.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,133.90 : 2,054,322.24 = 876,993.63 : x
  2. Step 2: Convert to fraction form
    1,489,133.90/2,054,322.24 = 876,993.63/x
  3. Step 3: Cross multiply
    1,489,133.90x = 2,054,322.24 × 876,993.63
  4. Step 4: Simplify right side
    1,489,133.90x = 1,801,627,518,447.33
  5. Step 5: Solve for x
    x = 1,801,627,518,447.33/1,489,133.90
  6. Step 6: Final answer
    x = 1,209,849.24

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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.