Finding the Fourth Proportional to 1,036,578.63, 1,554,946.68 and 353,253.12
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Solution
The fourth proportional to 1,036,578.63, 1,554,946.68 and 353,253.12 is: 529,906.51
Step by Step Solution
- Step 1: Write the proportion equation
1,036,578.63 : 1,554,946.68 = 353,253.12 : x - Step 2: Convert to fraction form
1,036,578.63/1,554,946.68 = 353,253.12/x - Step 3: Cross multiply
1,036,578.63x = 1,554,946.68 × 353,253.12 - Step 4: Simplify right side
1,036,578.63x = 549,289,766,143.64 - Step 5: Solve for x
x = 549,289,766,143.64/1,036,578.63 - Step 6: Final answer
x = 529,906.51
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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.