Finding the Fourth Proportional to 1,107,556.53, 1,661,569.89 and 349,617.05
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Solution
The fourth proportional to 1,107,556.53, 1,661,569.89 and 349,617.05 is: 524,499.79
Step by Step Solution
- Step 1: Write the proportion equation
1,107,556.53 : 1,661,569.89 = 349,617.05 : x - Step 2: Convert to fraction form
1,107,556.53/1,661,569.89 = 349,617.05/x - Step 3: Cross multiply
1,107,556.53x = 1,661,569.89 × 349,617.05 - Step 4: Simplify right side
1,107,556.53x = 580,913,163,310.62 - Step 5: Solve for x
x = 580,913,163,310.62/1,107,556.53 - Step 6: Final answer
x = 524,499.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.