Finding the Fourth Proportional to 5,114,226.36, 7,057,797.06 and 2,909,032.66
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Solution
The fourth proportional to 5,114,226.36, 7,057,797.06 and 2,909,032.66 is: 4,014,558.74
Step by Step Solution
- Step 1: Write the proportion equation
5,114,226.36 : 7,057,797.06 = 2,909,032.66 : x - Step 2: Convert to fraction form
5,114,226.36/7,057,797.06 = 2,909,032.66/x - Step 3: Cross multiply
5,114,226.36x = 7,057,797.06 × 2,909,032.66 - Step 4: Simplify right side
5,114,226.36x = 20,531,362,155,191.98 - Step 5: Solve for x
x = 20,531,362,155,191.98/5,114,226.36 - Step 6: Final answer
x = 4,014,558.74
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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.