Home / 1,955,388.88-2,698,390.56-1,084,219.36

Finding the Fourth Proportional to 1,955,388.88, 2,698,390.56 and 1,084,219.36

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Solution

The fourth proportional to 1,955,388.88, 2,698,390.56 and 1,084,219.36 is: 1,496,197.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955,388.88 : 2,698,390.56 = 1,084,219.36 : x
  2. Step 2: Convert to fraction form
    1,955,388.88/2,698,390.56 = 1,084,219.36/x
  3. Step 3: Cross multiply
    1,955,388.88x = 2,698,390.56 × 1,084,219.36
  4. Step 4: Simplify right side
    1,955,388.88x = 2,925,647,285,993.24
  5. Step 5: Solve for x
    x = 2,925,647,285,993.24/1,955,388.88
  6. Step 6: Final answer
    x = 1,496,197.16

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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.