Finding the Fourth Proportional to 2,069,944.97, 2,856,556.35 and 1,152,184.07
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Solution
The fourth proportional to 2,069,944.97, 2,856,556.35 and 1,152,184.07 is: 1,590,031.99
Step by Step Solution
- Step 1: Write the proportion equation
2,069,944.97 : 2,856,556.35 = 1,152,184.07 : x - Step 2: Convert to fraction form
2,069,944.97/2,856,556.35 = 1,152,184.07/x - Step 3: Cross multiply
2,069,944.97x = 2,856,556.35 × 1,152,184.07 - Step 4: Simplify right side
2,069,944.97x = 3,291,278,707,244.56 - Step 5: Solve for x
x = 3,291,278,707,244.56/2,069,944.97 - Step 6: Final answer
x = 1,590,031.99
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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.