Finding the Fourth Proportional to 2,242,888.63, 3,095,146.81 and 1,275,998.31
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Solution
The fourth proportional to 2,242,888.63, 3,095,146.81 and 1,275,998.31 is: 1,760,855.19
Step by Step Solution
- Step 1: Write the proportion equation
2,242,888.63 : 3,095,146.81 = 1,275,998.31 : x - Step 2: Convert to fraction form
2,242,888.63/3,095,146.81 = 1,275,998.31/x - Step 3: Cross multiply
2,242,888.63x = 3,095,146.81 × 1,275,998.31 - Step 4: Simplify right side
2,242,888.63x = 3,949,402,076,906.17 - Step 5: Solve for x
x = 3,949,402,076,906.17/2,242,888.63 - Step 6: Final answer
x = 1,760,855.19
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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.