Finding the Fourth Proportional to 1,549,430.14, 2,324,278.98 and 427,499.14
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Solution
The fourth proportional to 1,549,430.14, 2,324,278.98 and 427,499.14 is: 641,285.62
Step by Step Solution
- Step 1: Write the proportion equation
1,549,430.14 : 2,324,278.98 = 427,499.14 : x - Step 2: Convert to fraction form
1,549,430.14/2,324,278.98 = 427,499.14/x - Step 3: Cross multiply
1,549,430.14x = 2,324,278.98 × 427,499.14 - Step 4: Simplify right side
1,549,430.14x = 993,627,265,070.08 - Step 5: Solve for x
x = 993,627,265,070.08/1,549,430.14 - Step 6: Final answer
x = 641,285.62
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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.