Home / 4,102,137.90-5,660,928.63-2,266,722.72

Finding the Fourth Proportional to 4,102,137.90, 5,660,928.63 and 2,266,722.72

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Solution

The fourth proportional to 4,102,137.90, 5,660,928.63 and 2,266,722.72 is: 3,128,065.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102,137.90 : 5,660,928.63 = 2,266,722.72 : x
  2. Step 2: Convert to fraction form
    4,102,137.90/5,660,928.63 = 2,266,722.72/x
  3. Step 3: Cross multiply
    4,102,137.90x = 5,660,928.63 × 2,266,722.72
  4. Step 4: Simplify right side
    4,102,137.90x = 12,831,755,541,919.47
  5. Step 5: Solve for x
    x = 12,831,755,541,919.47/4,102,137.90
  6. Step 6: Final answer
    x = 3,128,065.38

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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.