Finding the Fourth Proportional to 1,051,824.36, 1,577,736.47 and 253,105.99
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Solution
The fourth proportional to 1,051,824.36, 1,577,736.47 and 253,105.99 is: 379,658.97
Step by Step Solution
- Step 1: Write the proportion equation
1,051,824.36 : 1,577,736.47 = 253,105.99 : x - Step 2: Convert to fraction form
1,051,824.36/1,577,736.47 = 253,105.99/x - Step 3: Cross multiply
1,051,824.36x = 1,577,736.47 × 253,105.99 - Step 4: Simplify right side
1,051,824.36x = 399,334,547,886.88 - Step 5: Solve for x
x = 399,334,547,886.88/1,051,824.36 - Step 6: Final answer
x = 379,658.97
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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.