Finding the Fourth Proportional to 1,577,748.42, 2,366,622.48 and 379,670.88
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Solution
The fourth proportional to 1,577,748.42, 2,366,622.48 and 379,670.88 is: 569,506.28
Step by Step Solution
- Step 1: Write the proportion equation
1,577,748.42 : 2,366,622.48 = 379,670.88 : x - Step 2: Convert to fraction form
1,577,748.42/2,366,622.48 = 379,670.88/x - Step 3: Cross multiply
1,577,748.42x = 2,366,622.48 × 379,670.88 - Step 4: Simplify right side
1,577,748.42x = 898,537,639,609.38 - Step 5: Solve for x
x = 898,537,639,609.38/1,577,748.42 - Step 6: Final answer
x = 569,506.28
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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.