Finding the Fourth Proportional to 4,723,652.52, 7,086,603.21 and 1,528,778.70
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Solution
The fourth proportional to 4,723,652.52, 7,086,603.21 and 1,528,778.70 is: 2,293,531.96
Step by Step Solution
- Step 1: Write the proportion equation
4,723,652.52 : 7,086,603.21 = 1,528,778.70 : x - Step 2: Convert to fraction form
4,723,652.52/7,086,603.21 = 1,528,778.70/x - Step 3: Cross multiply
4,723,652.52x = 7,086,603.21 × 1,528,778.70 - Step 4: Simplify right side
4,723,652.52x = 10,833,848,042,799.63 - Step 5: Solve for x
x = 10,833,848,042,799.63/4,723,652.52 - Step 6: Final answer
x = 2,293,531.96
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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.