Finding the Fourth Proportional to 1,059,441.60, 1,589,211.36 and 349,531.68
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Solution
The fourth proportional to 1,059,441.60, 1,589,211.36 and 349,531.68 is: 524,313.67
Step by Step Solution
- Step 1: Write the proportion equation
1,059,441.60 : 1,589,211.36 = 349,531.68 : x - Step 2: Convert to fraction form
1,059,441.60/1,589,211.36 = 349,531.68/x - Step 3: Cross multiply
1,059,441.60x = 1,589,211.36 × 349,531.68 - Step 4: Simplify right side
1,059,441.60x = 555,479,716,535.89 - Step 5: Solve for x
x = 555,479,716,535.89/1,059,441.60 - Step 6: Final answer
x = 524,313.67
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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.