Finding the Fourth Proportional to 5,606,670.78, 8,402,854.68 and 2,728,720.94
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Solution
The fourth proportional to 5,606,670.78, 8,402,854.68 and 2,728,720.94 is: 4,089,600.83
Step by Step Solution
- Step 1: Write the proportion equation
5,606,670.78 : 8,402,854.68 = 2,728,720.94 : x - Step 2: Convert to fraction form
5,606,670.78/8,402,854.68 = 2,728,720.94/x - Step 3: Cross multiply
5,606,670.78x = 8,402,854.68 × 2,728,720.94 - Step 4: Simplify right side
5,606,670.78x = 22,929,045,479,078.73 - Step 5: Solve for x
x = 22,929,045,479,078.73/5,606,670.78 - Step 6: Final answer
x = 4,089,600.83
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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.