Finding the Fourth Proportional to 1,768,544.64, 2,652,558.57 and 869,745.15
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Solution
The fourth proportional to 1,768,544.64, 2,652,558.57 and 869,745.15 is: 1,304,490.65
Step by Step Solution
- Step 1: Write the proportion equation
1,768,544.64 : 2,652,558.57 = 869,745.15 : x - Step 2: Convert to fraction form
1,768,544.64/2,652,558.57 = 869,745.15/x - Step 3: Cross multiply
1,768,544.64x = 2,652,558.57 × 869,745.15 - Step 4: Simplify right side
1,768,544.64x = 2,307,049,951,348.44 - Step 5: Solve for x
x = 2,307,049,951,348.44/1,768,544.64 - Step 6: Final answer
x = 1,304,490.65
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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.