Finding the Fourth Proportional to 1,014,081.08, 1,521,324.59 and 374,388.70
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Solution
The fourth proportional to 1,014,081.08, 1,521,324.59 and 374,388.70 is: 561,657.99
Step by Step Solution
- Step 1: Write the proportion equation
1,014,081.08 : 1,521,324.59 = 374,388.70 : x - Step 2: Convert to fraction form
1,014,081.08/1,521,324.59 = 374,388.70/x - Step 3: Cross multiply
1,014,081.08x = 1,521,324.59 × 374,388.70 - Step 4: Simplify right side
1,014,081.08x = 569,566,737,290.51 - Step 5: Solve for x
x = 569,566,737,290.51/1,014,081.08 - Step 6: Final answer
x = 561,657.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.