Home / 1,993,837.12-2,751,542.40-1,088,425.60

Finding the Fourth Proportional to 1,993,837.12, 2,751,542.40 and 1,088,425.60

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Solution

The fourth proportional to 1,993,837.12, 2,751,542.40 and 1,088,425.60 is: 1,502,053.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,837.12 : 2,751,542.40 = 1,088,425.60 : x
  2. Step 2: Convert to fraction form
    1,993,837.12/2,751,542.40 = 1,088,425.60/x
  3. Step 3: Cross multiply
    1,993,837.12x = 2,751,542.40 × 1,088,425.60
  4. Step 4: Simplify right side
    1,993,837.12x = 2,994,849,187,645.44
  5. Step 5: Solve for x
    x = 2,994,849,187,645.44/1,993,837.12
  6. Step 6: Final answer
    x = 1,502,053.08

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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.