Finding the Fourth Proportional to 5,433,219.70, 8,146,877.10 and 1,837,135.60
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Solution
The fourth proportional to 5,433,219.70, 8,146,877.10 and 1,837,135.60 is: 2,754,705.09
Step by Step Solution
- Step 1: Write the proportion equation
5,433,219.70 : 8,146,877.10 = 1,837,135.60 : x - Step 2: Convert to fraction form
5,433,219.70/8,146,877.10 = 1,837,135.60/x - Step 3: Cross multiply
5,433,219.70x = 8,146,877.10 × 1,837,135.60 - Step 4: Simplify right side
5,433,219.70x = 14,966,917,949,234.76 - Step 5: Solve for x
x = 14,966,917,949,234.76/5,433,219.70 - Step 6: Final answer
x = 2,754,705.09
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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.