Home / 3,908,043.44-5,393,040.72-2,189,225.48

Finding the Fourth Proportional to 3,908,043.44, 5,393,040.72 and 2,189,225.48

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Solution

The fourth proportional to 3,908,043.44, 5,393,040.72 and 2,189,225.48 is: 3,021,097.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908,043.44 : 5,393,040.72 = 2,189,225.48 : x
  2. Step 2: Convert to fraction form
    3,908,043.44/5,393,040.72 = 2,189,225.48/x
  3. Step 3: Cross multiply
    3,908,043.44x = 5,393,040.72 × 2,189,225.48
  4. Step 4: Simplify right side
    3,908,043.44x = 11,806,582,158,901.54
  5. Step 5: Solve for x
    x = 11,806,582,158,901.54/3,908,043.44
  6. Step 6: Final answer
    x = 3,021,097.98

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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.