Finding the Fourth Proportional to 1,628,446.08, 2,247,257.52 and 949,513.80
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Solution
The fourth proportional to 1,628,446.08, 2,247,257.52 and 949,513.80 is: 1,310,330.17
Step by Step Solution
- Step 1: Write the proportion equation
1,628,446.08 : 2,247,257.52 = 949,513.80 : x - Step 2: Convert to fraction form
1,628,446.08/2,247,257.52 = 949,513.80/x - Step 3: Cross multiply
1,628,446.08x = 2,247,257.52 × 949,513.80 - Step 4: Simplify right side
1,628,446.08x = 2,133,802,027,393.78 - Step 5: Solve for x
x = 2,133,802,027,393.78/1,628,446.08 - Step 6: Final answer
x = 1,310,330.17
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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.