Finding the Fourth Proportional to 4,428,226.84, 6,618,078.24 and 3,232,666.84
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Solution
The fourth proportional to 4,428,226.84, 6,618,078.24 and 3,232,666.84 is: 4,831,288.65
Step by Step Solution
- Step 1: Write the proportion equation
4,428,226.84 : 6,618,078.24 = 3,232,666.84 : x - Step 2: Convert to fraction form
4,428,226.84/6,618,078.24 = 3,232,666.84/x - Step 3: Cross multiply
4,428,226.84x = 6,618,078.24 × 3,232,666.84 - Step 4: Simplify right side
4,428,226.84x = 21,394,042,070,973.56 - Step 5: Solve for x
x = 21,394,042,070,973.56/4,428,226.84 - Step 6: Final answer
x = 4,831,288.65
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.