Finding the Fourth Proportional to 5,726,099.18, 8,588,924.40 and 1,939,581.92
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Solution
The fourth proportional to 5,726,099.18, 8,588,924.40 and 1,939,581.92 is: 2,909,296.88
Step by Step Solution
- Step 1: Write the proportion equation
5,726,099.18 : 8,588,924.40 = 1,939,581.92 : x - Step 2: Convert to fraction form
5,726,099.18/8,588,924.40 = 1,939,581.92/x - Step 3: Cross multiply
5,726,099.18x = 8,588,924.40 × 1,939,581.92 - Step 4: Simplify right side
5,726,099.18x = 16,658,922,478,486.85 - Step 5: Solve for x
x = 16,658,922,478,486.85/5,726,099.18 - Step 6: Final answer
x = 2,909,296.88
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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.