Finding the Fourth Proportional to 1,532,344.25, 2,114,634.96 and 888,138.12
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Solution
The fourth proportional to 1,532,344.25, 2,114,634.96 and 888,138.12 is: 1,225,630.55
Step by Step Solution
- Step 1: Write the proportion equation
1,532,344.25 : 2,114,634.96 = 888,138.12 : x - Step 2: Convert to fraction form
1,532,344.25/2,114,634.96 = 888,138.12/x - Step 3: Cross multiply
1,532,344.25x = 2,114,634.96 × 888,138.12 - Step 4: Simplify right side
1,532,344.25x = 1,878,087,917,860.68 - Step 5: Solve for x
x = 1,878,087,917,860.68/1,532,344.25 - Step 6: Final answer
x = 1,225,630.55
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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.