Home / 1,894,544.51-2,613,729.20-1,168,131.11

Finding the Fourth Proportional to 1,894,544.51, 2,613,729.20 and 1,168,131.11

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Solution

The fourth proportional to 1,894,544.51, 2,613,729.20 and 1,168,131.11 is: 1,611,563.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,544.51 : 2,613,729.20 = 1,168,131.11 : x
  2. Step 2: Convert to fraction form
    1,894,544.51/2,613,729.20 = 1,168,131.11/x
  3. Step 3: Cross multiply
    1,894,544.51x = 2,613,729.20 × 1,168,131.11
  4. Step 4: Simplify right side
    1,894,544.51x = 3,053,178,372,726.11
  5. Step 5: Solve for x
    x = 3,053,178,372,726.11/1,894,544.51
  6. Step 6: Final answer
    x = 1,611,563.29

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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.