Home / 3,738,008.47-5,158,453.77-2,019,129

Finding the Fourth Proportional to 3,738,008.47, 5,158,453.77 and 2,019,129

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Solution

The fourth proportional to 3,738,008.47, 5,158,453.77 and 2,019,129 is: 2,786,399.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,008.47 : 5,158,453.77 = 2,019,129 : x
  2. Step 2: Convert to fraction form
    3,738,008.47/5,158,453.77 = 2,019,129/x
  3. Step 3: Cross multiply
    3,738,008.47x = 5,158,453.77 × 2,019,129
  4. Step 4: Simplify right side
    3,738,008.47x = 10,415,583,592,070.68
  5. Step 5: Solve for x
    x = 10,415,583,592,070.68/3,738,008.47
  6. Step 6: Final answer
    x = 2,786,399.14

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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.