Finding the Fourth Proportional to 4,323,991.18, 5,966,823.46 and 2,488,153.14
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Solution
The fourth proportional to 4,323,991.18, 5,966,823.46 and 2,488,153.14 is: 3,433,487.70
Step by Step Solution
- Step 1: Write the proportion equation
4,323,991.18 : 5,966,823.46 = 2,488,153.14 : x - Step 2: Convert to fraction form
4,323,991.18/5,966,823.46 = 2,488,153.14/x - Step 3: Cross multiply
4,323,991.18x = 5,966,823.46 × 2,488,153.14 - Step 4: Simplify right side
4,323,991.18x = 14,846,370,527,824.67 - Step 5: Solve for x
x = 14,846,370,527,824.67/4,323,991.18 - Step 6: Final answer
x = 3,433,487.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.