Finding the Fourth Proportional to 2,052,859.83, 2,832,929.55 and 1,135,129.02
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Solution
The fourth proportional to 2,052,859.83, 2,832,929.55 and 1,135,129.02 is: 1,566,468.64
Step by Step Solution
- Step 1: Write the proportion equation
2,052,859.83 : 2,832,929.55 = 1,135,129.02 : x - Step 2: Convert to fraction form
2,052,859.83/2,832,929.55 = 1,135,129.02/x - Step 3: Cross multiply
2,052,859.83x = 2,832,929.55 × 1,135,129.02 - Step 4: Simplify right side
2,052,859.83x = 3,215,740,543,820.54 - Step 5: Solve for x
x = 3,215,740,543,820.54/2,052,859.83 - Step 6: Final answer
x = 1,566,468.64
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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.