Finding the Fourth Proportional to 3,401,021.97, 4,692,595.14 and 1,930,603.46
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Solution
The fourth proportional to 3,401,021.97, 4,692,595.14 and 1,930,603.46 is: 2,663,770.03
Step by Step Solution
- Step 1: Write the proportion equation
3,401,021.97 : 4,692,595.14 = 1,930,603.46 : x - Step 2: Convert to fraction form
3,401,021.97/4,692,595.14 = 1,930,603.46/x - Step 3: Cross multiply
3,401,021.97x = 4,692,595.14 × 1,930,603.46 - Step 4: Simplify right side
3,401,021.97x = 9,059,540,390,200.21 - Step 5: Solve for x
x = 9,059,540,390,200.21/3,401,021.97 - Step 6: Final answer
x = 2,663,770.03
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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.