Finding the Fourth Proportional to 1,532,403.19, 2,114,716.35 and 888,197.05
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Solution
The fourth proportional to 1,532,403.19, 2,114,716.35 and 888,197.05 is: 1,225,711.90
Step by Step Solution
- Step 1: Write the proportion equation
1,532,403.19 : 2,114,716.35 = 888,197.05 : x - Step 2: Convert to fraction form
1,532,403.19/2,114,716.35 = 888,197.05/x - Step 3: Cross multiply
1,532,403.19x = 2,114,716.35 × 888,197.05 - Step 4: Simplify right side
1,532,403.19x = 1,878,284,823,656.77 - Step 5: Solve for x
x = 1,878,284,823,656.77/1,532,403.19 - Step 6: Final answer
x = 1,225,711.90
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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.