Finding the Fourth Proportional to 3,630,997.98, 5,445,188.19 and 1,201,702.41
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Solution
The fourth proportional to 3,630,997.98, 5,445,188.19 and 1,201,702.41 is: 1,802,120.47
Step by Step Solution
- Step 1: Write the proportion equation
3,630,997.98 : 5,445,188.19 = 1,201,702.41 : x - Step 2: Convert to fraction form
3,630,997.98/5,445,188.19 = 1,201,702.41/x - Step 3: Cross multiply
3,630,997.98x = 5,445,188.19 × 1,201,702.41 - Step 4: Simplify right side
3,630,997.98x = 6,543,495,770,826.54 - Step 5: Solve for x
x = 6,543,495,770,826.54/3,630,997.98 - Step 6: Final answer
x = 1,802,120.47
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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.