Finding the Fourth Proportional to 1,593,660, 2,199,250.80 and 878,268
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Solution
The fourth proportional to 1,593,660, 2,199,250.80 and 878,268 is: 1,212,009.84
Step by Step Solution
- Step 1: Write the proportion equation
1,593,660 : 2,199,250.80 = 878,268 : x - Step 2: Convert to fraction form
1,593,660/2,199,250.80 = 878,268/x - Step 3: Cross multiply
1,593,660x = 2,199,250.80 × 878,268 - Step 4: Simplify right side
1,593,660x = 1,931,531,601,614.40 - Step 5: Solve for x
x = 1,931,531,601,614.40/1,593,660 - Step 6: Final answer
x = 1,212,009.84
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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.