Finding the Fourth Proportional to 2,052,838.63, 2,832,717.57 and 1,134,942.09
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Solution
The fourth proportional to 2,052,838.63, 2,832,717.57 and 1,134,942.09 is: 1,566,109.66
Step by Step Solution
- Step 1: Write the proportion equation
2,052,838.63 : 2,832,717.57 = 1,134,942.09 : x - Step 2: Convert to fraction form
2,052,838.63/2,832,717.57 = 1,134,942.09/x - Step 3: Cross multiply
2,052,838.63x = 2,832,717.57 × 1,134,942.09 - Step 4: Simplify right side
2,052,838.63x = 3,214,970,399,275.52 - Step 5: Solve for x
x = 3,214,970,399,275.52/2,052,838.63 - Step 6: Final answer
x = 1,566,109.66
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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.