Finding the Fourth Proportional to 2,660,690.07, 3,671,755.85 and 1,514,770.41
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Solution
The fourth proportional to 2,660,690.07, 3,671,755.85 and 1,514,770.41 is: 2,090,385.19
Step by Step Solution
- Step 1: Write the proportion equation
2,660,690.07 : 3,671,755.85 = 1,514,770.41 : x - Step 2: Convert to fraction form
2,660,690.07/3,671,755.85 = 1,514,770.41/x - Step 3: Cross multiply
2,660,690.07x = 3,671,755.85 × 1,514,770.41 - Step 4: Simplify right side
2,660,690.07x = 5,561,867,106,750.55 - Step 5: Solve for x
x = 5,561,867,106,750.55/2,660,690.07 - Step 6: Final answer
x = 2,090,385.19
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1.5x scale
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.