Home / 2,405,848.46-3,320,070.80-1,318,161.22

Finding the Fourth Proportional to 2,405,848.46, 3,320,070.80 and 1,318,161.22

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Solution

The fourth proportional to 2,405,848.46, 3,320,070.80 and 1,318,161.22 is: 1,819,062.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,848.46 : 3,320,070.80 = 1,318,161.22 : x
  2. Step 2: Convert to fraction form
    2,405,848.46/3,320,070.80 = 1,318,161.22/x
  3. Step 3: Cross multiply
    2,405,848.46x = 3,320,070.80 × 1,318,161.22
  4. Step 4: Simplify right side
    2,405,848.46x = 4,376,388,561,323.39
  5. Step 5: Solve for x
    x = 4,376,388,561,323.39/2,405,848.46
  6. Step 6: Final answer
    x = 1,819,062.44

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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.