Finding the Fourth Proportional to 876,360.15, 1,306,808.41 and 845,137.99
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Solution
The fourth proportional to 876,360.15, 1,306,808.41 and 845,137.99 is: 1,260,250.63
Step by Step Solution
- Step 1: Write the proportion equation
876,360.15 : 1,306,808.41 = 845,137.99 : x - Step 2: Convert to fraction form
876,360.15/1,306,808.41 = 845,137.99/x - Step 3: Cross multiply
876,360.15x = 1,306,808.41 × 845,137.99 - Step 4: Simplify right side
876,360.15x = 1,104,433,432,942.50 - Step 5: Solve for x
x = 1,104,433,432,942.50/876,360.15 - Step 6: Final answer
x = 1,260,250.63
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.