Finding the Fourth Proportional to 4,004,078.99, 6,006,891.23 and 1,307,679.30
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Solution
The fourth proportional to 4,004,078.99, 6,006,891.23 and 1,307,679.30 is: 1,961,771.32
Step by Step Solution
- Step 1: Write the proportion equation
4,004,078.99 : 6,006,891.23 = 1,307,679.30 : x - Step 2: Convert to fraction form
4,004,078.99/6,006,891.23 = 1,307,679.30/x - Step 3: Cross multiply
4,004,078.99x = 6,006,891.23 × 1,307,679.30 - Step 4: Simplify right side
4,004,078.99x = 7,855,087,318,822.54 - Step 5: Solve for x
x = 7,855,087,318,822.54/4,004,078.99 - Step 6: Final answer
x = 1,961,771.32
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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.