Finding the Fourth Proportional to 3,416,737.79, 4,714,861.34 and 1,888,724.63
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Solution
The fourth proportional to 3,416,737.79, 4,714,861.34 and 1,888,724.63 is: 2,606,309.08
Step by Step Solution
- Step 1: Write the proportion equation
3,416,737.79 : 4,714,861.34 = 1,888,724.63 : x - Step 2: Convert to fraction form
3,416,737.79/4,714,861.34 = 1,888,724.63/x - Step 3: Cross multiply
3,416,737.79x = 4,714,861.34 × 1,888,724.63 - Step 4: Simplify right side
3,416,737.79x = 8,905,074,706,874.88 - Step 5: Solve for x
x = 8,905,074,706,874.88/3,416,737.79 - Step 6: Final answer
x = 2,606,309.08
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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.