Finding the Fourth Proportional to 895,629.64, 1,234,663.14 and 680,396.08
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Solution
The fourth proportional to 895,629.64, 1,234,663.14 and 680,396.08 is: 937,954.62
Step by Step Solution
- Step 1: Write the proportion equation
895,629.64 : 1,234,663.14 = 680,396.08 : x - Step 2: Convert to fraction form
895,629.64/1,234,663.14 = 680,396.08/x - Step 3: Cross multiply
895,629.64x = 1,234,663.14 × 680,396.08 - Step 4: Simplify right side
895,629.64x = 840,059,960,576.49 - Step 5: Solve for x
x = 840,059,960,576.49/895,629.64 - Step 6: Final answer
x = 937,954.62
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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.