Home / 3,855,797.22-5,319,784.26-2,223,985.80

Finding the Fourth Proportional to 3,855,797.22, 5,319,784.26 and 2,223,985.80

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Solution

The fourth proportional to 3,855,797.22, 5,319,784.26 and 2,223,985.80 is: 3,068,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,797.22 : 5,319,784.26 = 2,223,985.80 : x
  2. Step 2: Convert to fraction form
    3,855,797.22/5,319,784.26 = 2,223,985.80/x
  3. Step 3: Cross multiply
    3,855,797.22x = 5,319,784.26 × 2,223,985.80
  4. Step 4: Simplify right side
    3,855,797.22x = 11,831,124,653,303.51
  5. Step 5: Solve for x
    x = 11,831,124,653,303.51/3,855,797.22
  6. Step 6: Final answer
    x = 3,068,399.08

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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.