Home / 3,738,009.09-5,158,454.63-2,019,129.63

Finding the Fourth Proportional to 3,738,009.09, 5,158,454.63 and 2,019,129.63

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Solution

The fourth proportional to 3,738,009.09, 5,158,454.63 and 2,019,129.63 is: 2,786,400.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,009.09 : 5,158,454.63 = 2,019,129.63 : x
  2. Step 2: Convert to fraction form
    3,738,009.09/5,158,454.63 = 2,019,129.63/x
  3. Step 3: Cross multiply
    3,738,009.09x = 5,158,454.63 × 2,019,129.63
  4. Step 4: Simplify right side
    3,738,009.09x = 10,415,588,559,003.83
  5. Step 5: Solve for x
    x = 10,415,588,559,003.83/3,738,009.09
  6. Step 6: Final answer
    x = 2,786,400.01

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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.