Finding the Fourth Proportional to 5,068,054.44, 6,993,916.38 and 2,776,296.60
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Solution
The fourth proportional to 5,068,054.44, 6,993,916.38 and 2,776,296.60 is: 3,831,289.99
Step by Step Solution
- Step 1: Write the proportion equation
5,068,054.44 : 6,993,916.38 = 2,776,296.60 : x - Step 2: Convert to fraction form
5,068,054.44/6,993,916.38 = 2,776,296.60/x - Step 3: Cross multiply
5,068,054.44x = 6,993,916.38 × 2,776,296.60 - Step 4: Simplify right side
5,068,054.44x = 19,417,186,266,478.31 - Step 5: Solve for x
x = 19,417,186,266,478.31/5,068,054.44 - Step 6: Final answer
x = 3,831,289.99
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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.