Home / 2,631,297.78-3,631,295.25-1,485,417.78

Finding the Fourth Proportional to 2,631,297.78, 3,631,295.25 and 1,485,417.78

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Solution

The fourth proportional to 2,631,297.78, 3,631,295.25 and 1,485,417.78 is: 2,049,935.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,297.78 : 3,631,295.25 = 1,485,417.78 : x
  2. Step 2: Convert to fraction form
    2,631,297.78/3,631,295.25 = 1,485,417.78/x
  3. Step 3: Cross multiply
    2,631,297.78x = 3,631,295.25 × 1,485,417.78
  4. Step 4: Simplify right side
    2,631,297.78x = 5,393,990,528,779.55
  5. Step 5: Solve for x
    x = 5,393,990,528,779.55/2,631,297.78
  6. Step 6: Final answer
    x = 2,049,935.42

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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.