Finding the Fourth Proportional to 1,532,344.13, 2,114,634.79 and 888,137.99
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Solution
The fourth proportional to 1,532,344.13, 2,114,634.79 and 888,137.99 is: 1,225,630.36
Step by Step Solution
- Step 1: Write the proportion equation
1,532,344.13 : 2,114,634.79 = 888,137.99 : x - Step 2: Convert to fraction form
1,532,344.13/2,114,634.79 = 888,137.99/x - Step 3: Cross multiply
1,532,344.13x = 2,114,634.79 × 888,137.99 - Step 4: Simplify right side
1,532,344.13x = 1,878,087,491,974.67 - Step 5: Solve for x
x = 1,878,087,491,974.67/1,532,344.13 - Step 6: Final answer
x = 1,225,630.36
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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.