Home / 3,929,448.96-5,422,953.60-2,210,467.20

Finding the Fourth Proportional to 3,929,448.96, 5,422,953.60 and 2,210,467.20

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Solution

The fourth proportional to 3,929,448.96, 5,422,953.60 and 2,210,467.20 is: 3,050,621.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,448.96 : 5,422,953.60 = 2,210,467.20 : x
  2. Step 2: Convert to fraction form
    3,929,448.96/5,422,953.60 = 2,210,467.20/x
  3. Step 3: Cross multiply
    3,929,448.96x = 5,422,953.60 × 2,210,467.20
  4. Step 4: Simplify right side
    3,929,448.96x = 11,987,261,059,921.92
  5. Step 5: Solve for x
    x = 11,987,261,059,921.92/3,929,448.96
  6. Step 6: Final answer
    x = 3,050,621.39

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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.