Finding the Fourth Proportional to 1,074,138.62, 1,482,349.33 and 590,741.18
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Solution
The fourth proportional to 1,074,138.62, 1,482,349.33 and 590,741.18 is: 815,243.74
Step by Step Solution
- Step 1: Write the proportion equation
1,074,138.62 : 1,482,349.33 = 590,741.18 : x - Step 2: Convert to fraction form
1,074,138.62/1,482,349.33 = 590,741.18/x - Step 3: Cross multiply
1,074,138.62x = 1,482,349.33 × 590,741.18 - Step 4: Simplify right side
1,074,138.62x = 875,684,783,487.81 - Step 5: Solve for x
x = 875,684,783,487.81/1,074,138.62 - Step 6: Final answer
x = 815,243.74
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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.