Home / 3,228,872.22-4,455,822.96-1,778,534.01

Finding the Fourth Proportional to 3,228,872.22, 4,455,822.96 and 1,778,534.01

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Solution

The fourth proportional to 3,228,872.22, 4,455,822.96 and 1,778,534.01 is: 2,454,365.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,872.22 : 4,455,822.96 = 1,778,534.01 : x
  2. Step 2: Convert to fraction form
    3,228,872.22/4,455,822.96 = 1,778,534.01/x
  3. Step 3: Cross multiply
    3,228,872.22x = 4,455,822.96 × 1,778,534.01
  4. Step 4: Simplify right side
    3,228,872.22x = 7,924,832,676,898.87
  5. Step 5: Solve for x
    x = 7,924,832,676,898.87/3,228,872.22
  6. Step 6: Final answer
    x = 2,454,365.53

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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.