Finding the Fourth Proportional to 1,741,819.92, 2,403,709.74 and 977,874.90
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Solution
The fourth proportional to 1,741,819.92, 2,403,709.74 and 977,874.90 is: 1,349,466.38
Step by Step Solution
- Step 1: Write the proportion equation
1,741,819.92 : 2,403,709.74 = 977,874.90 : x - Step 2: Convert to fraction form
1,741,819.92/2,403,709.74 = 977,874.90/x - Step 3: Cross multiply
1,741,819.92x = 2,403,709.74 × 977,874.90 - Step 4: Simplify right side
1,741,819.92x = 2,350,527,421,631.53 - Step 5: Solve for x
x = 2,350,527,421,631.53/1,741,819.92 - Step 6: Final answer
x = 1,349,466.38
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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.