Home / 2,405,072.90-3,318,959.54-1,302,495.38

Finding the Fourth Proportional to 2,405,072.90, 3,318,959.54 and 1,302,495.38

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Solution

The fourth proportional to 2,405,072.90, 3,318,959.54 and 1,302,495.38 is: 1,797,421.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,072.90 : 3,318,959.54 = 1,302,495.38 : x
  2. Step 2: Convert to fraction form
    2,405,072.90/3,318,959.54 = 1,302,495.38/x
  3. Step 3: Cross multiply
    2,405,072.90x = 3,318,959.54 × 1,302,495.38
  4. Step 4: Simplify right side
    2,405,072.90x = 4,322,929,467,256.93
  5. Step 5: Solve for x
    x = 4,322,929,467,256.93/2,405,072.90
  6. Step 6: Final answer
    x = 1,797,421.39

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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.