Home / 1,212,224-1,818,408.90-370,783.04

Finding the Fourth Proportional to 1,212,224, 1,818,408.90 and 370,783.04

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Solution

The fourth proportional to 1,212,224, 1,818,408.90 and 370,783.04 is: 556,196.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,224 : 1,818,408.90 = 370,783.04 : x
  2. Step 2: Convert to fraction form
    1,212,224/1,818,408.90 = 370,783.04/x
  3. Step 3: Cross multiply
    1,212,224x = 1,818,408.90 × 370,783.04
  4. Step 4: Simplify right side
    1,212,224x = 674,235,179,905.06
  5. Step 5: Solve for x
    x = 674,235,179,905.06/1,212,224
  6. Step 6: Final answer
    x = 556,196.86

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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.