Finding the Fourth Proportional to 5,153,635.44, 7,728,878.40 and 2,456,539.68
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Solution
The fourth proportional to 5,153,635.44, 7,728,878.40 and 2,456,539.68 is: 3,684,058.89
Step by Step Solution
- Step 1: Write the proportion equation
5,153,635.44 : 7,728,878.40 = 2,456,539.68 : x - Step 2: Convert to fraction form
5,153,635.44/7,728,878.40 = 2,456,539.68/x - Step 3: Cross multiply
5,153,635.44x = 7,728,878.40 × 2,456,539.68 - Step 4: Simplify right side
5,153,635.44x = 18,986,296,471,494.91 - Step 5: Solve for x
x = 18,986,296,471,494.91/5,153,635.44 - Step 6: Final answer
x = 3,684,058.89
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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.