Finding the Fourth Proportional to 994,973.92, 1,492,900.56 and 521,546.08
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Solution
The fourth proportional to 994,973.92, 1,492,900.56 and 521,546.08 is: 782,549.59
Step by Step Solution
- Step 1: Write the proportion equation
994,973.92 : 1,492,900.56 = 521,546.08 : x - Step 2: Convert to fraction form
994,973.92/1,492,900.56 = 521,546.08/x - Step 3: Cross multiply
994,973.92x = 1,492,900.56 × 521,546.08 - Step 4: Simplify right side
994,973.92x = 778,616,434,897.81 - Step 5: Solve for x
x = 778,616,434,897.81/994,973.92 - Step 6: Final answer
x = 782,549.59
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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.