Home / 1,467,137.70-2,197,754.10-988,840.80

Finding the Fourth Proportional to 1,467,137.70, 2,197,754.10 and 988,840.80

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Solution

The fourth proportional to 1,467,137.70, 2,197,754.10 and 988,840.80 is: 1,481,271.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,137.70 : 2,197,754.10 = 988,840.80 : x
  2. Step 2: Convert to fraction form
    1,467,137.70/2,197,754.10 = 988,840.80/x
  3. Step 3: Cross multiply
    1,467,137.70x = 2,197,754.10 × 988,840.80
  4. Step 4: Simplify right side
    1,467,137.70x = 2,173,228,922,447.28
  5. Step 5: Solve for x
    x = 2,173,228,922,447.28/1,467,137.70
  6. Step 6: Final answer
    x = 1,481,271.27

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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.