Finding the Fourth Proportional to 1,549,380.03, 2,324,203.98 and 427,449.03
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Solution
The fourth proportional to 1,549,380.03, 2,324,203.98 and 427,449.03 is: 641,210.50
Step by Step Solution
- Step 1: Write the proportion equation
1,549,380.03 : 2,324,203.98 = 427,449.03 : x - Step 2: Convert to fraction form
1,549,380.03/2,324,203.98 = 427,449.03/x - Step 3: Cross multiply
1,549,380.03x = 2,324,203.98 × 427,449.03 - Step 4: Simplify right side
1,549,380.03x = 993,478,736,773.14 - Step 5: Solve for x
x = 993,478,736,773.14/1,549,380.03 - Step 6: Final answer
x = 641,210.50
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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.