Finding the Fourth Proportional to 5,358,124.40, 8,038,072.20 and 2,482,365.20
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Solution
The fourth proportional to 5,358,124.40, 8,038,072.20 and 2,482,365.20 is: 3,723,958.09
Step by Step Solution
- Step 1: Write the proportion equation
5,358,124.40 : 8,038,072.20 = 2,482,365.20 : x - Step 2: Convert to fraction form
5,358,124.40/8,038,072.20 = 2,482,365.20/x - Step 3: Cross multiply
5,358,124.40x = 8,038,072.20 × 2,482,365.20 - Step 4: Simplify right side
5,358,124.40x = 19,953,430,704,367.44 - Step 5: Solve for x
x = 19,953,430,704,367.44/5,358,124.40 - Step 6: Final answer
x = 3,723,958.09
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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.