Home / 1,501,993.64-2,253,128.96-491,120.77

Finding the Fourth Proportional to 1,501,993.64, 2,253,128.96 and 491,120.77

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Solution

The fourth proportional to 1,501,993.64, 2,253,128.96 and 491,120.77 is: 736,726.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,993.64 : 2,253,128.96 = 491,120.77 : x
  2. Step 2: Convert to fraction form
    1,501,993.64/2,253,128.96 = 491,120.77/x
  3. Step 3: Cross multiply
    1,501,993.64x = 2,253,128.96 × 491,120.77
  4. Step 4: Simplify right side
    1,501,993.64x = 1,106,558,416,023.25
  5. Step 5: Solve for x
    x = 1,106,558,416,023.25/1,501,993.64
  6. Step 6: Final answer
    x = 736,726.43

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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.