Finding the Fourth Proportional to 2,826,099.62, 3,900,895.61 and 2,246,351.47
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Solution
The fourth proportional to 2,826,099.62, 3,900,895.61 and 2,246,351.47 is: 3,100,663.02
Step by Step Solution
- Step 1: Write the proportion equation
2,826,099.62 : 3,900,895.61 = 2,246,351.47 : x - Step 2: Convert to fraction form
2,826,099.62/3,900,895.61 = 2,246,351.47/x - Step 3: Cross multiply
2,826,099.62x = 3,900,895.61 × 2,246,351.47 - Step 4: Simplify right side
2,826,099.62x = 8,762,782,566,856.05 - Step 5: Solve for x
x = 8,762,782,566,856.05/2,826,099.62 - Step 6: Final answer
x = 3,100,663.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.