Home / 1,483,910.70-2,225,736.45-486,638.70

Finding the Fourth Proportional to 1,483,910.70, 2,225,736.45 and 486,638.70

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Solution

The fourth proportional to 1,483,910.70, 2,225,736.45 and 486,638.70 is: 729,915.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,910.70 : 2,225,736.45 = 486,638.70 : x
  2. Step 2: Convert to fraction form
    1,483,910.70/2,225,736.45 = 486,638.70/x
  3. Step 3: Cross multiply
    1,483,910.70x = 2,225,736.45 × 486,638.70
  4. Step 4: Simplify right side
    1,483,910.70x = 1,083,129,492,570.62
  5. Step 5: Solve for x
    x = 1,083,129,492,570.62/1,483,910.70
  6. Step 6: Final answer
    x = 729,915.55

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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.