Finding the Fourth Proportional to 1,264,369.42, 1,894,556.67 and 1,026,550.18
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Solution
The fourth proportional to 1,264,369.42, 1,894,556.67 and 1,026,550.18 is: 1,538,203.52
Step by Step Solution
- Step 1: Write the proportion equation
1,264,369.42 : 1,894,556.67 = 1,026,550.18 : x - Step 2: Convert to fraction form
1,264,369.42/1,894,556.67 = 1,026,550.18/x - Step 3: Cross multiply
1,264,369.42x = 1,894,556.67 × 1,026,550.18 - Step 4: Simplify right side
1,264,369.42x = 1,944,857,490,608.70 - Step 5: Solve for x
x = 1,944,857,490,608.70/1,264,369.42 - Step 6: Final answer
x = 1,538,203.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.