Finding the Fourth Proportional to 4,031,110.63, 5,562,932.73 and 2,220,274.63
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Solution
The fourth proportional to 4,031,110.63, 5,562,932.73 and 2,220,274.63 is: 3,063,979.02
Step by Step Solution
- Step 1: Write the proportion equation
4,031,110.63 : 5,562,932.73 = 2,220,274.63 : x - Step 2: Convert to fraction form
4,031,110.63/5,562,932.73 = 2,220,274.63/x - Step 3: Cross multiply
4,031,110.63x = 5,562,932.73 × 2,220,274.63 - Step 4: Simplify right side
4,031,110.63x = 12,351,238,381,000.98 - Step 5: Solve for x
x = 12,351,238,381,000.98/4,031,110.63 - Step 6: Final answer
x = 3,063,979.02
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1.5x scale
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.