Finding the Fourth Proportional to 1,864,991.18, 2,573,691.77 and 1,101,093.95
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Solution
The fourth proportional to 1,864,991.18, 2,573,691.77 and 1,101,093.95 is: 1,519,511.98
Step by Step Solution
- Step 1: Write the proportion equation
1,864,991.18 : 2,573,691.77 = 1,101,093.95 : x - Step 2: Convert to fraction form
1,864,991.18/2,573,691.77 = 1,101,093.95/x - Step 3: Cross multiply
1,864,991.18x = 2,573,691.77 × 1,101,093.95 - Step 4: Simplify right side
1,864,991.18x = 2,833,876,437,111.79 - Step 5: Solve for x
x = 2,833,876,437,111.79/1,864,991.18 - Step 6: Final answer
x = 1,519,511.98
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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.