Finding the Fourth Proportional to 1,592,039.30, 2,193,277.65 and 1,107,771.62
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Solution
The fourth proportional to 1,592,039.30, 2,193,277.65 and 1,107,771.62 is: 1,526,124.85
Step by Step Solution
- Step 1: Write the proportion equation
1,592,039.30 : 2,193,277.65 = 1,107,771.62 : x - Step 2: Convert to fraction form
1,592,039.30/2,193,277.65 = 1,107,771.62/x - Step 3: Cross multiply
1,592,039.30x = 2,193,277.65 × 1,107,771.62 - Step 4: Simplify right side
1,592,039.30x = 2,429,650,735,450.29 - Step 5: Solve for x
x = 2,429,650,735,450.29/1,592,039.30 - Step 6: Final answer
x = 1,526,124.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.