Home / 3,168,793.44-4,372,878.96-1,810,637.28

Finding the Fourth Proportional to 3,168,793.44, 4,372,878.96 and 1,810,637.28

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Solution

The fourth proportional to 3,168,793.44, 4,372,878.96 and 1,810,637.28 is: 2,498,647.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,793.44 : 4,372,878.96 = 1,810,637.28 : x
  2. Step 2: Convert to fraction form
    3,168,793.44/4,372,878.96 = 1,810,637.28/x
  3. Step 3: Cross multiply
    3,168,793.44x = 4,372,878.96 × 1,810,637.28
  4. Step 4: Simplify right side
    3,168,793.44x = 7,917,697,665,903.63
  5. Step 5: Solve for x
    x = 7,917,697,665,903.63/3,168,793.44
  6. Step 6: Final answer
    x = 2,498,647.46

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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.