Finding the Fourth Proportional to 1,549,427.13, 2,324,274.48 and 427,496.13
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Solution
The fourth proportional to 1,549,427.13, 2,324,274.48 and 427,496.13 is: 641,281.11
Step by Step Solution
- Step 1: Write the proportion equation
1,549,427.13 : 2,324,274.48 = 427,496.13 : x - Step 2: Convert to fraction form
1,549,427.13/2,324,274.48 = 427,496.13/x - Step 3: Cross multiply
1,549,427.13x = 2,324,274.48 × 427,496.13 - Step 4: Simplify right side
1,549,427.13x = 993,618,345,257.76 - Step 5: Solve for x
x = 993,618,345,257.76/1,549,427.13 - Step 6: Final answer
x = 641,281.11
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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.