Home / 2,830,415.78-3,904,947.96-1,606,012.22

Finding the Fourth Proportional to 2,830,415.78, 3,904,947.96 and 1,606,012.22

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Solution

The fourth proportional to 2,830,415.78, 3,904,947.96 and 1,606,012.22 is: 2,215,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,415.78 : 3,904,947.96 = 1,606,012.22 : x
  2. Step 2: Convert to fraction form
    2,830,415.78/3,904,947.96 = 1,606,012.22/x
  3. Step 3: Cross multiply
    2,830,415.78x = 3,904,947.96 × 1,606,012.22
  4. Step 4: Simplify right side
    2,830,415.78x = 6,271,394,142,224.07
  5. Step 5: Solve for x
    x = 6,271,394,142,224.07/2,830,415.78
  6. Step 6: Final answer
    x = 2,215,714.80

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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.