Finding the Fourth Proportional to 2,389,963.60, 3,298,108.26 and 1,302,244.12
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Solution
The fourth proportional to 2,389,963.60, 3,298,108.26 and 1,302,244.12 is: 1,797,074.27
Step by Step Solution
- Step 1: Write the proportion equation
2,389,963.60 : 3,298,108.26 = 1,302,244.12 : x - Step 2: Convert to fraction form
2,389,963.60/3,298,108.26 = 1,302,244.12/x - Step 3: Cross multiply
2,389,963.60x = 3,298,108.26 × 1,302,244.12 - Step 4: Simplify right side
2,389,963.60x = 4,294,942,088,708.43 - Step 5: Solve for x
x = 4,294,942,088,708.43/2,389,963.60 - Step 6: Final answer
x = 1,797,074.27
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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.