Home / 2,927,985.35-4,040,577.97-1,621,112.04

Finding the Fourth Proportional to 2,927,985.35, 4,040,577.97 and 1,621,112.04

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Solution

The fourth proportional to 2,927,985.35, 4,040,577.97 and 1,621,112.04 is: 2,237,111.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,985.35 : 4,040,577.97 = 1,621,112.04 : x
  2. Step 2: Convert to fraction form
    2,927,985.35/4,040,577.97 = 1,621,112.04/x
  3. Step 3: Cross multiply
    2,927,985.35x = 4,040,577.97 × 1,621,112.04
  4. Step 4: Simplify right side
    2,927,985.35x = 6,550,229,591,672.98
  5. Step 5: Solve for x
    x = 6,550,229,591,672.98/2,927,985.35
  6. Step 6: Final answer
    x = 2,237,111.47

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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.