Home / 1,201,170.56-1,800,501-401,794.72

Finding the Fourth Proportional to 1,201,170.56, 1,800,501 and 401,794.72

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Solution

The fourth proportional to 1,201,170.56, 1,800,501 and 401,794.72 is: 602,272.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,170.56 : 1,800,501 = 401,794.72 : x
  2. Step 2: Convert to fraction form
    1,201,170.56/1,800,501 = 401,794.72/x
  3. Step 3: Cross multiply
    1,201,170.56x = 1,800,501 × 401,794.72
  4. Step 4: Simplify right side
    1,201,170.56x = 723,431,795,154.72
  5. Step 5: Solve for x
    x = 723,431,795,154.72/1,201,170.56
  6. Step 6: Final answer
    x = 602,272.33

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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.