Home / 1,489,134.66-2,054,323.28-876,994.38

Finding the Fourth Proportional to 1,489,134.66, 2,054,323.28 and 876,994.38

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Solution

The fourth proportional to 1,489,134.66, 2,054,323.28 and 876,994.38 is: 1,209,850.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,134.66 : 2,054,323.28 = 876,994.38 : x
  2. Step 2: Convert to fraction form
    1,489,134.66/2,054,323.28 = 876,994.38/x
  3. Step 3: Cross multiply
    1,489,134.66x = 2,054,323.28 × 876,994.38
  4. Step 4: Simplify right side
    1,489,134.66x = 1,801,629,966,878.19
  5. Step 5: Solve for x
    x = 1,801,629,966,878.19/1,489,134.66
  6. Step 6: Final answer
    x = 1,209,850.27

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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.