Home / 1,230,170.10-1,845,773.55-669,606.90

Finding the Fourth Proportional to 1,230,170.10, 1,845,773.55 and 669,606.90

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Solution

The fourth proportional to 1,230,170.10, 1,845,773.55 and 669,606.90 is: 1,004,692.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,170.10 : 1,845,773.55 = 669,606.90 : x
  2. Step 2: Convert to fraction form
    1,230,170.10/1,845,773.55 = 669,606.90/x
  3. Step 3: Cross multiply
    1,230,170.10x = 1,845,773.55 × 669,606.90
  4. Step 4: Simplify right side
    1,230,170.10x = 1,235,942,704,917.50
  5. Step 5: Solve for x
    x = 1,235,942,704,917.50/1,230,170.10
  6. Step 6: Final answer
    x = 1,004,692.53

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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.