Finding the Fourth Proportional to 1,609,374.38, 2,415,168.77 and 662,745.06
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Solution
The fourth proportional to 1,609,374.38, 2,415,168.77 and 662,745.06 is: 994,573.54
Step by Step Solution
- Step 1: Write the proportion equation
1,609,374.38 : 2,415,168.77 = 662,745.06 : x - Step 2: Convert to fraction form
1,609,374.38/2,415,168.77 = 662,745.06/x - Step 3: Cross multiply
1,609,374.38x = 2,415,168.77 × 662,745.06 - Step 4: Simplify right side
1,609,374.38x = 1,600,641,168,070.05 - Step 5: Solve for x
x = 1,600,641,168,070.05/1,609,374.38 - Step 6: Final answer
x = 994,573.54
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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.