Finding the Fourth Proportional to 1,278,204.29, 1,764,561.11 and 794,925.12
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Solution
The fourth proportional to 1,278,204.29, 1,764,561.11 and 794,925.12 is: 1,097,394.18
Step by Step Solution
- Step 1: Write the proportion equation
1,278,204.29 : 1,764,561.11 = 794,925.12 : x - Step 2: Convert to fraction form
1,278,204.29/1,764,561.11 = 794,925.12/x - Step 3: Cross multiply
1,278,204.29x = 1,764,561.11 × 794,925.12 - Step 4: Simplify right side
1,278,204.29x = 1,402,693,952,114.08 - Step 5: Solve for x
x = 1,402,693,952,114.08/1,278,204.29 - Step 6: Final answer
x = 1,097,394.18
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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.