Home / 2,917,555.56-4,026,429.54-1,628,647.56

Finding the Fourth Proportional to 2,917,555.56, 4,026,429.54 and 1,628,647.56

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Solution

The fourth proportional to 2,917,555.56, 4,026,429.54 and 1,628,647.56 is: 2,247,646.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,555.56 : 4,026,429.54 = 1,628,647.56 : x
  2. Step 2: Convert to fraction form
    2,917,555.56/4,026,429.54 = 1,628,647.56/x
  3. Step 3: Cross multiply
    2,917,555.56x = 4,026,429.54 × 1,628,647.56
  4. Step 4: Simplify right side
    2,917,555.56x = 6,557,634,645,832.92
  5. Step 5: Solve for x
    x = 6,557,634,645,832.92/2,917,555.56
  6. Step 6: Final answer
    x = 2,247,646.88

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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.