Finding the Fourth Proportional to 2,081,294.22, 2,872,648.08 and 1,265,324.52
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Solution
The fourth proportional to 2,081,294.22, 2,872,648.08 and 1,265,324.52 is: 1,746,428.75
Step by Step Solution
- Step 1: Write the proportion equation
2,081,294.22 : 2,872,648.08 = 1,265,324.52 : x - Step 2: Convert to fraction form
2,081,294.22/2,872,648.08 = 1,265,324.52/x - Step 3: Cross multiply
2,081,294.22x = 2,872,648.08 × 1,265,324.52 - Step 4: Simplify right side
2,081,294.22x = 3,634,832,052,954.92 - Step 5: Solve for x
x = 3,634,832,052,954.92/2,081,294.22 - Step 6: Final answer
x = 1,746,428.75
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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.