Finding the Fourth Proportional to 4,349,271.68, 6,522,245.39 and 1,430,685.56
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Solution
The fourth proportional to 4,349,271.68, 6,522,245.39 and 1,430,685.56 is: 2,145,481.58
Step by Step Solution
- Step 1: Write the proportion equation
4,349,271.68 : 6,522,245.39 = 1,430,685.56 : x - Step 2: Convert to fraction form
4,349,271.68/6,522,245.39 = 1,430,685.56/x - Step 3: Cross multiply
4,349,271.68x = 6,522,245.39 × 1,430,685.56 - Step 4: Simplify right side
4,349,271.68x = 9,331,282,258,484.91 - Step 5: Solve for x
x = 9,331,282,258,484.91/4,349,271.68 - Step 6: Final answer
x = 2,145,481.58
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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.