Finding the Fourth Proportional to 4,650,631.12, 6,975,877.56 and 1,284,763.60
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Solution
The fourth proportional to 4,650,631.12, 6,975,877.56 and 1,284,763.60 is: 1,927,126.31
Step by Step Solution
- Step 1: Write the proportion equation
4,650,631.12 : 6,975,877.56 = 1,284,763.60 : x - Step 2: Convert to fraction form
4,650,631.12/6,975,877.56 = 1,284,763.60/x - Step 3: Cross multiply
4,650,631.12x = 6,975,877.56 × 1,284,763.60 - Step 4: Simplify right side
4,650,631.12x = 8,962,353,567,144.82 - Step 5: Solve for x
x = 8,962,353,567,144.82/4,650,631.12 - Step 6: Final answer
x = 1,927,126.31
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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.