Finding the Fourth Proportional to 5,099,254.44, 7,649,349.18 and 1,312,749.48
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Solution
The fourth proportional to 5,099,254.44, 7,649,349.18 and 1,312,749.48 is: 1,969,244.58
Step by Step Solution
- Step 1: Write the proportion equation
5,099,254.44 : 7,649,349.18 = 1,312,749.48 : x - Step 2: Convert to fraction form
5,099,254.44/7,649,349.18 = 1,312,749.48/x - Step 3: Cross multiply
5,099,254.44x = 7,649,349.18 × 1,312,749.48 - Step 4: Simplify right side
5,099,254.44x = 10,041,679,158,383.43 - Step 5: Solve for x
x = 10,041,679,158,383.43/5,099,254.44 - Step 6: Final answer
x = 1,969,244.58
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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.