Home / 1,467,140.70-2,200,711.05-988,843.80

Finding the Fourth Proportional to 1,467,140.70, 2,200,711.05 and 988,843.80

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Solution

The fourth proportional to 1,467,140.70, 2,200,711.05 and 988,843.80 is: 1,483,265.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,140.70 : 2,200,711.05 = 988,843.80 : x
  2. Step 2: Convert to fraction form
    1,467,140.70/2,200,711.05 = 988,843.80/x
  3. Step 3: Cross multiply
    1,467,140.70x = 2,200,711.05 × 988,843.80
  4. Step 4: Simplify right side
    1,467,140.70x = 2,176,159,477,383.99
  5. Step 5: Solve for x
    x = 2,176,159,477,383.99/1,467,140.70
  6. Step 6: Final answer
    x = 1,483,265.70

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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.