Finding the Fourth Proportional to 2,660,381.15, 3,671,330.02 and 1,514,461.49
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Solution
The fourth proportional to 2,660,381.15, 3,671,330.02 and 1,514,461.49 is: 2,089,959.15
Step by Step Solution
- Step 1: Write the proportion equation
2,660,381.15 : 3,671,330.02 = 1,514,461.49 : x - Step 2: Convert to fraction form
2,660,381.15/3,671,330.02 = 1,514,461.49/x - Step 3: Cross multiply
2,660,381.15x = 3,671,330.02 × 1,514,461.49 - Step 4: Simplify right side
2,660,381.15x = 5,560,087,932,370.93 - Step 5: Solve for x
x = 5,560,087,932,370.93/2,660,381.15 - Step 6: Final answer
x = 2,089,959.15
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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.