Finding the Fourth Proportional to 1,994,706.68, 2,992,480.42 and 646,764.22
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Solution
The fourth proportional to 1,994,706.68, 2,992,480.42 and 646,764.22 is: 970,282.63
Step by Step Solution
- Step 1: Write the proportion equation
1,994,706.68 : 2,992,480.42 = 646,764.22 : x - Step 2: Convert to fraction form
1,994,706.68/2,992,480.42 = 646,764.22/x - Step 3: Cross multiply
1,994,706.68x = 2,992,480.42 × 646,764.22 - Step 4: Simplify right side
1,994,706.68x = 1,935,429,255,608.46 - Step 5: Solve for x
x = 1,935,429,255,608.46/1,994,706.68 - Step 6: Final answer
x = 970,282.63
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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.