Finding the Fourth Proportional to 1,540,511.23, 2,125,189.09 and 996,822.52
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Solution
The fourth proportional to 1,540,511.23, 2,125,189.09 and 996,822.52 is: 1,375,151.51
Step by Step Solution
- Step 1: Write the proportion equation
1,540,511.23 : 2,125,189.09 = 996,822.52 : x - Step 2: Convert to fraction form
1,540,511.23/2,125,189.09 = 996,822.52/x - Step 3: Cross multiply
1,540,511.23x = 2,125,189.09 × 996,822.52 - Step 4: Simplify right side
1,540,511.23x = 2,118,436,344,170.31 - Step 5: Solve for x
x = 2,118,436,344,170.31/1,540,511.23 - Step 6: Final answer
x = 1,375,151.51
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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.