Finding the Fourth Proportional to 2,685,236.44, 3,705,941.84 and 1,508,028.79
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Solution
The fourth proportional to 2,685,236.44, 3,705,941.84 and 1,508,028.79 is: 2,081,256.94
Step by Step Solution
- Step 1: Write the proportion equation
2,685,236.44 : 3,705,941.84 = 1,508,028.79 : x - Step 2: Convert to fraction form
2,685,236.44/3,705,941.84 = 1,508,028.79/x - Step 3: Cross multiply
2,685,236.44x = 3,705,941.84 × 1,508,028.79 - Step 4: Simplify right side
2,685,236.44x = 5,588,666,988,785.57 - Step 5: Solve for x
x = 5,588,666,988,785.57/2,685,236.44 - Step 6: Final answer
x = 2,081,256.94
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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.