Finding the Fourth Proportional to 1,089,467.12, 1,634,463.12 and 341,513.12
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Solution
The fourth proportional to 1,089,467.12, 1,634,463.12 and 341,513.12 is: 512,351.95
Step by Step Solution
- Step 1: Write the proportion equation
1,089,467.12 : 1,634,463.12 = 341,513.12 : x - Step 2: Convert to fraction form
1,089,467.12/1,634,463.12 = 341,513.12/x - Step 3: Cross multiply
1,089,467.12x = 1,634,463.12 × 341,513.12 - Step 4: Simplify right side
1,089,467.12x = 558,190,599,636.13 - Step 5: Solve for x
x = 558,190,599,636.13/1,089,467.12 - Step 6: Final answer
x = 512,351.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.