Finding the Fourth Proportional to 1,048,144.14, 1,571,829.42 and 374,045.13
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Solution
The fourth proportional to 1,048,144.14, 1,571,829.42 and 374,045.13 is: 560,929.66
Step by Step Solution
- Step 1: Write the proportion equation
1,048,144.14 : 1,571,829.42 = 374,045.13 : x - Step 2: Convert to fraction form
1,048,144.14/1,571,829.42 = 374,045.13/x - Step 3: Cross multiply
1,048,144.14x = 1,571,829.42 × 374,045.13 - Step 4: Simplify right side
1,048,144.14x = 587,935,139,741.73 - Step 5: Solve for x
x = 587,935,139,741.73/1,048,144.14 - Step 6: Final answer
x = 560,929.66
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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.