Finding the Fourth Proportional to 4,642,701.30, 6,407,127.87 and 2,577,716.94
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Solution
The fourth proportional to 4,642,701.30, 6,407,127.87 and 2,577,716.94 is: 3,557,360.46
Step by Step Solution
- Step 1: Write the proportion equation
4,642,701.30 : 6,407,127.87 = 2,577,716.94 : x - Step 2: Convert to fraction form
4,642,701.30/6,407,127.87 = 2,577,716.94/x - Step 3: Cross multiply
4,642,701.30x = 6,407,127.87 × 2,577,716.94 - Step 4: Simplify right side
4,642,701.30x = 16,515,762,047,245.12 - Step 5: Solve for x
x = 16,515,762,047,245.12/4,642,701.30 - Step 6: Final answer
x = 3,557,360.46
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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.