Finding the Fourth Proportional to 2,660,713.42, 3,671,787.96 and 1,514,793.70
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Solution
The fourth proportional to 2,660,713.42, 3,671,787.96 and 1,514,793.70 is: 2,090,417.26
Step by Step Solution
- Step 1: Write the proportion equation
2,660,713.42 : 3,671,787.96 = 1,514,793.70 : x - Step 2: Convert to fraction form
2,660,713.42/3,671,787.96 = 1,514,793.70/x - Step 3: Cross multiply
2,660,713.42x = 3,671,787.96 × 1,514,793.70 - Step 4: Simplify right side
2,660,713.42x = 5,562,001,269,543.85 - Step 5: Solve for x
x = 5,562,001,269,543.85/2,660,713.42 - Step 6: Final answer
x = 2,090,417.26
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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.