Finding the Fourth Proportional to 3,715,755.17, 5,572,295.44 and 1,286,248.31
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Solution
The fourth proportional to 3,715,755.17, 5,572,295.44 and 1,286,248.31 is: 1,928,909.54
Step by Step Solution
- Step 1: Write the proportion equation
3,715,755.17 : 5,572,295.44 = 1,286,248.31 : x - Step 2: Convert to fraction form
3,715,755.17/5,572,295.44 = 1,286,248.31/x - Step 3: Cross multiply
3,715,755.17x = 5,572,295.44 × 1,286,248.31 - Step 4: Simplify right side
3,715,755.17x = 7,167,355,582,339.72 - Step 5: Solve for x
x = 7,167,355,582,339.72/3,715,755.17 - Step 6: Final answer
x = 1,928,909.54
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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.