Home / 1,447,837.89-2,171,769.49-368,351.42

Finding the Fourth Proportional to 1,447,837.89, 2,171,769.49 and 368,351.42

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Solution

The fourth proportional to 1,447,837.89, 2,171,769.49 and 368,351.42 is: 552,530.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,837.89 : 2,171,769.49 = 368,351.42 : x
  2. Step 2: Convert to fraction form
    1,447,837.89/2,171,769.49 = 368,351.42/x
  3. Step 3: Cross multiply
    1,447,837.89x = 2,171,769.49 × 368,351.42
  4. Step 4: Simplify right side
    1,447,837.89x = 799,974,384,516.06
  5. Step 5: Solve for x
    x = 799,974,384,516.06/1,447,837.89
  6. Step 6: Final answer
    x = 552,530.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.