Finding the Fourth Proportional to 4,113,840.21, 5,678,622.82 and 2,482,316.34
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Solution
The fourth proportional to 4,113,840.21, 5,678,622.82 and 2,482,316.34 is: 3,426,515.74
Step by Step Solution
- Step 1: Write the proportion equation
4,113,840.21 : 5,678,622.82 = 2,482,316.34 : x - Step 2: Convert to fraction form
4,113,840.21/5,678,622.82 = 2,482,316.34/x - Step 3: Cross multiply
4,113,840.21x = 5,678,622.82 × 2,482,316.34 - Step 4: Simplify right side
4,113,840.21x = 14,096,138,214,782.88 - Step 5: Solve for x
x = 14,096,138,214,782.88/4,113,840.21 - Step 6: Final answer
x = 3,426,515.74
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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.