Finding the Fourth Proportional to 4,335,289.12, 5,982,699.36 and 2,401,675.12
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Solution
The fourth proportional to 4,335,289.12, 5,982,699.36 and 2,401,675.12 is: 3,314,311.87
Step by Step Solution
- Step 1: Write the proportion equation
4,335,289.12 : 5,982,699.36 = 2,401,675.12 : x - Step 2: Convert to fraction form
4,335,289.12/5,982,699.36 = 2,401,675.12/x - Step 3: Cross multiply
4,335,289.12x = 5,982,699.36 × 2,401,675.12 - Step 4: Simplify right side
4,335,289.12x = 14,368,500,203,351.92 - Step 5: Solve for x
x = 14,368,500,203,351.92/4,335,289.12 - Step 6: Final answer
x = 3,314,311.87
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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.