Finding the Fourth Proportional to 2,236,007.70, 3,354,011.55 and 1,676,135.70
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Solution
The fourth proportional to 2,236,007.70, 3,354,011.55 and 1,676,135.70 is: 2,514,203.55
Step by Step Solution
- Step 1: Write the proportion equation
2,236,007.70 : 3,354,011.55 = 1,676,135.70 : x - Step 2: Convert to fraction form
2,236,007.70/3,354,011.55 = 1,676,135.70/x - Step 3: Cross multiply
2,236,007.70x = 3,354,011.55 × 1,676,135.70 - Step 4: Simplify right side
2,236,007.70x = 5,621,778,497,167.34 - Step 5: Solve for x
x = 5,621,778,497,167.34/2,236,007.70 - Step 6: Final answer
x = 2,514,203.55
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1.5x scale
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.