Home / 3,780,798-5,216,604.44-2,149,076.93

Finding the Fourth Proportional to 3,780,798, 5,216,604.44 and 2,149,076.93

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Solution

The fourth proportional to 3,780,798, 5,216,604.44 and 2,149,076.93 is: 2,965,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,798 : 5,216,604.44 = 2,149,076.93 : x
  2. Step 2: Convert to fraction form
    3,780,798/5,216,604.44 = 2,149,076.93/x
  3. Step 3: Cross multiply
    3,780,798x = 5,216,604.44 × 2,149,076.93
  4. Step 4: Simplify right side
    3,780,798x = 11,210,884,228,856.55
  5. Step 5: Solve for x
    x = 11,210,884,228,856.55/3,780,798
  6. Step 6: Final answer
    x = 2,965,216.40

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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.