Finding the Fourth Proportional to 1,490,207.03, 2,233,962.63 and 543,356.31
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Solution
The fourth proportional to 1,490,207.03, 2,233,962.63 and 543,356.31 is: 814,542.99
Step by Step Solution
- Step 1: Write the proportion equation
1,490,207.03 : 2,233,962.63 = 543,356.31 : x - Step 2: Convert to fraction form
1,490,207.03/2,233,962.63 = 543,356.31/x - Step 3: Cross multiply
1,490,207.03x = 2,233,962.63 × 543,356.31 - Step 4: Simplify right side
1,490,207.03x = 1,213,837,691,314.70 - Step 5: Solve for x
x = 1,213,837,691,314.70/1,490,207.03 - Step 6: Final answer
x = 814,542.99
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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.