Home / 1,467,205.80-2,200,808.70-988,908.90

Finding the Fourth Proportional to 1,467,205.80, 2,200,808.70 and 988,908.90

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Solution

The fourth proportional to 1,467,205.80, 2,200,808.70 and 988,908.90 is: 1,483,363.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,205.80 : 2,200,808.70 = 988,908.90 : x
  2. Step 2: Convert to fraction form
    1,467,205.80/2,200,808.70 = 988,908.90/x
  3. Step 3: Cross multiply
    1,467,205.80x = 2,200,808.70 × 988,908.90
  4. Step 4: Simplify right side
    1,467,205.80x = 2,176,399,310,627.43
  5. Step 5: Solve for x
    x = 2,176,399,310,627.43/1,467,205.80
  6. Step 6: Final answer
    x = 1,483,363.35

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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.