Finding the Fourth Proportional to 5,349,330.99, 8,023,968.81 and 1,305,840.15
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Solution
The fourth proportional to 5,349,330.99, 8,023,968.81 and 1,305,840.15 is: 1,958,753.47
Step by Step Solution
- Step 1: Write the proportion equation
5,349,330.99 : 8,023,968.81 = 1,305,840.15 : x - Step 2: Convert to fraction form
5,349,330.99/8,023,968.81 = 1,305,840.15/x - Step 3: Cross multiply
5,349,330.99x = 8,023,968.81 × 1,305,840.15 - Step 4: Simplify right side
5,349,330.99x = 10,478,020,634,445.72 - Step 5: Solve for x
x = 10,478,020,634,445.72/5,349,330.99 - Step 6: Final answer
x = 1,958,753.47
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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.