Home / 3,844,946.78-5,767,993.56-1,415,913.21

Finding the Fourth Proportional to 3,844,946.78, 5,767,993.56 and 1,415,913.21

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Solution

The fourth proportional to 3,844,946.78, 5,767,993.56 and 1,415,913.21 is: 2,124,080.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844,946.78 : 5,767,993.56 = 1,415,913.21 : x
  2. Step 2: Convert to fraction form
    3,844,946.78/5,767,993.56 = 1,415,913.21/x
  3. Step 3: Cross multiply
    3,844,946.78x = 5,767,993.56 × 1,415,913.21
  4. Step 4: Simplify right side
    3,844,946.78x = 8,166,978,276,798.93
  5. Step 5: Solve for x
    x = 8,166,978,276,798.93/3,844,946.78
  6. Step 6: Final answer
    x = 2,124,080.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.