Finding the Fourth Proportional to 7,193,212.29, 10,789,569.36 and 1,801,908.99
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Solution
The fourth proportional to 7,193,212.29, 10,789,569.36 and 1,801,908.99 is: 2,702,801.09
Step by Step Solution
- Step 1: Write the proportion equation
7,193,212.29 : 10,789,569.36 = 1,801,908.99 : x - Step 2: Convert to fraction form
7,193,212.29/10,789,569.36 = 1,801,908.99/x - Step 3: Cross multiply
7,193,212.29x = 10,789,569.36 × 1,801,908.99 - Step 4: Simplify right side
7,193,212.29x = 19,441,822,028,012.55 - Step 5: Solve for x
x = 19,441,822,028,012.55/7,193,212.29 - Step 6: Final answer
x = 2,702,801.09
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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.