Finding the Fourth Proportional to 4,260,868.35, 5,879,988.93 and 2,327,129.01
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Solution
The fourth proportional to 4,260,868.35, 5,879,988.93 and 2,327,129.01 is: 3,211,432.90
Step by Step Solution
- Step 1: Write the proportion equation
4,260,868.35 : 5,879,988.93 = 2,327,129.01 : x - Step 2: Convert to fraction form
4,260,868.35/5,879,988.93 = 2,327,129.01/x - Step 3: Cross multiply
4,260,868.35x = 5,879,988.93 × 2,327,129.01 - Step 4: Simplify right side
4,260,868.35x = 13,683,492,817,481.86 - Step 5: Solve for x
x = 13,683,492,817,481.86/4,260,868.35 - Step 6: Final answer
x = 3,211,432.90
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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.