Finding the Fourth Proportional to 4,569,948.40, 6,306,515.67 and 2,532,757.90
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Solution
The fourth proportional to 4,569,948.40, 6,306,515.67 and 2,532,757.90 is: 3,495,198.63
Step by Step Solution
- Step 1: Write the proportion equation
4,569,948.40 : 6,306,515.67 = 2,532,757.90 : x - Step 2: Convert to fraction form
4,569,948.40/6,306,515.67 = 2,532,757.90/x - Step 3: Cross multiply
4,569,948.40x = 6,306,515.67 × 2,532,757.90 - Step 4: Simplify right side
4,569,948.40x = 15,972,877,384,666.29 - Step 5: Solve for x
x = 15,972,877,384,666.29/4,569,948.40 - Step 6: Final answer
x = 3,495,198.63
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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.