Finding the Fourth Proportional to 3,508,283.63, 4,841,431.47 and 1,898,651.63
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Solution
The fourth proportional to 3,508,283.63, 4,841,431.47 and 1,898,651.63 is: 2,620,139.28
Step by Step Solution
- Step 1: Write the proportion equation
3,508,283.63 : 4,841,431.47 = 1,898,651.63 : x - Step 2: Convert to fraction form
3,508,283.63/4,841,431.47 = 1,898,651.63/x - Step 3: Cross multiply
3,508,283.63x = 4,841,431.47 × 1,898,651.63 - Step 4: Simplify right side
3,508,283.63x = 9,192,191,727,841.64 - Step 5: Solve for x
x = 9,192,191,727,841.64/3,508,283.63 - Step 6: Final answer
x = 2,620,139.28
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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.