Finding the Fourth Proportional to 1,549,376.06, 2,324,198.05 and 427,445.06
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Solution
The fourth proportional to 1,549,376.06, 2,324,198.05 and 427,445.06 is: 641,204.55
Step by Step Solution
- Step 1: Write the proportion equation
1,549,376.06 : 2,324,198.05 = 427,445.06 : x - Step 2: Convert to fraction form
1,549,376.06/2,324,198.05 = 427,445.06/x - Step 3: Cross multiply
1,549,376.06x = 2,324,198.05 × 427,445.06 - Step 4: Simplify right side
1,549,376.06x = 993,466,974,934.13 - Step 5: Solve for x
x = 993,466,974,934.13/1,549,376.06 - Step 6: Final answer
x = 641,204.55
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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.