Finding the Fourth Proportional to 2,411,409.14, 3,327,624.33 and 1,392,753.14
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Solution
The fourth proportional to 2,411,409.14, 3,327,624.33 and 1,392,753.14 is: 1,921,929.86
Step by Step Solution
- Step 1: Write the proportion equation
2,411,409.14 : 3,327,624.33 = 1,392,753.14 : x - Step 2: Convert to fraction form
2,411,409.14/3,327,624.33 = 1,392,753.14/x - Step 3: Cross multiply
2,411,409.14x = 3,327,624.33 × 1,392,753.14 - Step 4: Simplify right side
2,411,409.14x = 4,634,559,217,709.77 - Step 5: Solve for x
x = 4,634,559,217,709.77/2,411,409.14 - Step 6: Final answer
x = 1,921,929.86
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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.