Finding the Fourth Proportional to 1,040,428.30, 1,560,607.26 and 366,491.99
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Solution
The fourth proportional to 1,040,428.30, 1,560,607.26 and 366,491.99 is: 549,725.58
Step by Step Solution
- Step 1: Write the proportion equation
1,040,428.30 : 1,560,607.26 = 366,491.99 : x - Step 2: Convert to fraction form
1,040,428.30/1,560,607.26 = 366,491.99/x - Step 3: Cross multiply
1,040,428.30x = 1,560,607.26 × 366,491.99 - Step 4: Simplify right side
1,040,428.30x = 571,950,052,522.81 - Step 5: Solve for x
x = 571,950,052,522.81/1,040,428.30 - Step 6: Final answer
x = 549,725.58
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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.