Finding the Fourth Proportional to 1,879,608.84, 2,592,680.08 and 1,115,121
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Solution
The fourth proportional to 1,879,608.84, 2,592,680.08 and 1,115,121 is: 1,538,166.85
Step by Step Solution
- Step 1: Write the proportion equation
1,879,608.84 : 2,592,680.08 = 1,115,121 : x - Step 2: Convert to fraction form
1,879,608.84/2,592,680.08 = 1,115,121/x - Step 3: Cross multiply
1,879,608.84x = 2,592,680.08 × 1,115,121 - Step 4: Simplify right side
1,879,608.84x = 2,891,152,003,489.68 - Step 5: Solve for x
x = 2,891,152,003,489.68/1,879,608.84 - Step 6: Final answer
x = 1,538,166.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.