Finding the Fourth Proportional to 2,085,495.64, 3,128,253.87 and 737,659.49
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Solution
The fourth proportional to 2,085,495.64, 3,128,253.87 and 737,659.49 is: 1,106,492.91
Step by Step Solution
- Step 1: Write the proportion equation
2,085,495.64 : 3,128,253.87 = 737,659.49 : x - Step 2: Convert to fraction form
2,085,495.64/3,128,253.87 = 737,659.49/x - Step 3: Cross multiply
2,085,495.64x = 3,128,253.87 × 737,659.49 - Step 4: Simplify right side
2,085,495.64x = 2,307,586,138,693.46 - Step 5: Solve for x
x = 2,307,586,138,693.46/2,085,495.64 - Step 6: Final answer
x = 1,106,492.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.