Finding the Fourth Proportional to 2,685,292.64, 3,705,704.88 and 1,478,060
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Solution
The fourth proportional to 2,685,292.64, 3,705,704.88 and 1,478,060 is: 2,039,723.37
Step by Step Solution
- Step 1: Write the proportion equation
2,685,292.64 : 3,705,704.88 = 1,478,060 : x - Step 2: Convert to fraction form
2,685,292.64/3,705,704.88 = 1,478,060/x - Step 3: Cross multiply
2,685,292.64x = 3,705,704.88 × 1,478,060 - Step 4: Simplify right side
2,685,292.64x = 5,477,254,154,932.80 - Step 5: Solve for x
x = 5,477,254,154,932.80/2,685,292.64 - Step 6: Final answer
x = 2,039,723.37
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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.