Finding the Fourth Proportional to 4,772,309.93, 7,159,586.18 and 1,577,436.21
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Solution
The fourth proportional to 4,772,309.93, 7,159,586.18 and 1,577,436.21 is: 2,366,524.94
Step by Step Solution
- Step 1: Write the proportion equation
4,772,309.93 : 7,159,586.18 = 1,577,436.21 : x - Step 2: Convert to fraction form
4,772,309.93/7,159,586.18 = 1,577,436.21/x - Step 3: Cross multiply
4,772,309.93x = 7,159,586.18 × 1,577,436.21 - Step 4: Simplify right side
4,772,309.93x = 11,293,790,481,060.40 - Step 5: Solve for x
x = 11,293,790,481,060.40/4,772,309.93 - Step 6: Final answer
x = 2,366,524.94
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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.