Finding the Fourth Proportional to 3,423,577.46, 5,135,424.50 and 1,294,664.18
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Solution
The fourth proportional to 3,423,577.46, 5,135,424.50 and 1,294,664.18 is: 1,942,018.32
Step by Step Solution
- Step 1: Write the proportion equation
3,423,577.46 : 5,135,424.50 = 1,294,664.18 : x - Step 2: Convert to fraction form
3,423,577.46/5,135,424.50 = 1,294,664.18/x - Step 3: Cross multiply
3,423,577.46x = 5,135,424.50 × 1,294,664.18 - Step 4: Simplify right side
3,423,577.46x = 6,648,650,126,803.95 - Step 5: Solve for x
x = 6,648,650,126,803.95/3,423,577.46 - Step 6: Final answer
x = 1,942,018.32
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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.