Home / 1,999,062.31-2,758,705.99-1,081,291.41

Finding the Fourth Proportional to 1,999,062.31, 2,758,705.99 and 1,081,291.41

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Solution

The fourth proportional to 1,999,062.31, 2,758,705.99 and 1,081,291.41 is: 1,492,182.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,062.31 : 2,758,705.99 = 1,081,291.41 : x
  2. Step 2: Convert to fraction form
    1,999,062.31/2,758,705.99 = 1,081,291.41/x
  3. Step 3: Cross multiply
    1,999,062.31x = 2,758,705.99 × 1,081,291.41
  4. Step 4: Simplify right side
    1,999,062.31x = 2,982,965,089,702.55
  5. Step 5: Solve for x
    x = 2,982,965,089,702.55/1,999,062.31
  6. Step 6: Final answer
    x = 1,492,182.15

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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.