Finding the Fourth Proportional to 2,379,400.44, 3,281,088.24 and 1,412,344.68
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Solution
The fourth proportional to 2,379,400.44, 3,281,088.24 and 1,412,344.68 is: 1,947,561.01
Step by Step Solution
- Step 1: Write the proportion equation
2,379,400.44 : 3,281,088.24 = 1,412,344.68 : x - Step 2: Convert to fraction form
2,379,400.44/3,281,088.24 = 1,412,344.68/x - Step 3: Cross multiply
2,379,400.44x = 3,281,088.24 × 1,412,344.68 - Step 4: Simplify right side
2,379,400.44x = 4,634,027,520,374.56 - Step 5: Solve for x
x = 4,634,027,520,374.56/2,379,400.44 - Step 6: Final answer
x = 1,947,561.01
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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.