Finding the Fourth Proportional to 2,387,522.70, 3,294,673.92 and 1,299,766.68
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Solution
The fourth proportional to 2,387,522.70, 3,294,673.92 and 1,299,766.68 is: 1,793,619.55
Step by Step Solution
- Step 1: Write the proportion equation
2,387,522.70 : 3,294,673.92 = 1,299,766.68 : x - Step 2: Convert to fraction form
2,387,522.70/3,294,673.92 = 1,299,766.68/x - Step 3: Cross multiply
2,387,522.70x = 3,294,673.92 × 1,299,766.68 - Step 4: Simplify right side
2,387,522.70x = 4,282,307,382,680.99 - Step 5: Solve for x
x = 4,282,307,382,680.99/2,387,522.70 - Step 6: Final answer
x = 1,793,619.55
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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.