Finding the Fourth Proportional to 4,218,619.92, 6,328,869.84 and 2,324,386.32
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Solution
The fourth proportional to 4,218,619.92, 6,328,869.84 and 2,324,386.32 is: 3,487,097.38
Step by Step Solution
- Step 1: Write the proportion equation
4,218,619.92 : 6,328,869.84 = 2,324,386.32 : x - Step 2: Convert to fraction form
4,218,619.92/6,328,869.84 = 2,324,386.32/x - Step 3: Cross multiply
4,218,619.92x = 6,328,869.84 × 2,324,386.32 - Step 4: Simplify right side
4,218,619.92x = 14,710,738,477,156.59 - Step 5: Solve for x
x = 14,710,738,477,156.59/4,218,619.92 - Step 6: Final answer
x = 3,487,097.38
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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.