Finding the Fourth Proportional to 2,284,959.05, 3,153,175.84 and 1,252,444.76
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Solution
The fourth proportional to 2,284,959.05, 3,153,175.84 and 1,252,444.76 is: 1,728,336.69
Step by Step Solution
- Step 1: Write the proportion equation
2,284,959.05 : 3,153,175.84 = 1,252,444.76 : x - Step 2: Convert to fraction form
2,284,959.05/3,153,175.84 = 1,252,444.76/x - Step 3: Cross multiply
2,284,959.05x = 3,153,175.84 × 1,252,444.76 - Step 4: Simplify right side
2,284,959.05x = 3,949,178,562,918.43 - Step 5: Solve for x
x = 3,949,178,562,918.43/2,284,959.05 - Step 6: Final answer
x = 1,728,336.69
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1.5x scale
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.