Home / 3,738,009.47-5,158,455.15-2,019,130

Finding the Fourth Proportional to 3,738,009.47, 5,158,455.15 and 2,019,130

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Solution

The fourth proportional to 3,738,009.47, 5,158,455.15 and 2,019,130 is: 2,786,400.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,009.47 : 5,158,455.15 = 2,019,130 : x
  2. Step 2: Convert to fraction form
    3,738,009.47/5,158,455.15 = 2,019,130/x
  3. Step 3: Cross multiply
    3,738,009.47x = 5,158,455.15 × 2,019,130
  4. Step 4: Simplify right side
    3,738,009.47x = 10,415,591,536,923.85
  5. Step 5: Solve for x
    x = 10,415,591,536,923.85/3,738,009.47
  6. Step 6: Final answer
    x = 2,786,400.52

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1.5x scale

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.