Finding the Fourth Proportional to 4,215,952.98, 6,323,944.50 and 1,021,081.32
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Solution
The fourth proportional to 4,215,952.98, 6,323,944.50 and 1,021,081.32 is: 1,531,625.62
Step by Step Solution
- Step 1: Write the proportion equation
4,215,952.98 : 6,323,944.50 = 1,021,081.32 : x - Step 2: Convert to fraction form
4,215,952.98/6,323,944.50 = 1,021,081.32/x - Step 3: Cross multiply
4,215,952.98x = 6,323,944.50 × 1,021,081.32 - Step 4: Simplify right side
4,215,952.98x = 6,457,261,597,666.74 - Step 5: Solve for x
x = 6,457,261,597,666.74/4,215,952.98 - Step 6: Final answer
x = 1,531,625.62
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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.