Home / 2,855,637.55-3,940,743.07-1,631,929.04

Finding the Fourth Proportional to 2,855,637.55, 3,940,743.07 and 1,631,929.04

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Solution

The fourth proportional to 2,855,637.55, 3,940,743.07 and 1,631,929.04 is: 2,252,041.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,637.55 : 3,940,743.07 = 1,631,929.04 : x
  2. Step 2: Convert to fraction form
    2,855,637.55/3,940,743.07 = 1,631,929.04/x
  3. Step 3: Cross multiply
    2,855,637.55x = 3,940,743.07 × 1,631,929.04
  4. Step 4: Simplify right side
    2,855,637.55x = 6,431,013,040,507.82
  5. Step 5: Solve for x
    x = 6,431,013,040,507.82/2,855,637.55
  6. Step 6: Final answer
    x = 2,252,041.07

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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.