Finding the Fourth Proportional to 4,031,364.24, 5,563,290.36 and 2,195,816.85
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Solution
The fourth proportional to 4,031,364.24, 5,563,290.36 and 2,195,816.85 is: 3,030,231.45
Step by Step Solution
- Step 1: Write the proportion equation
4,031,364.24 : 5,563,290.36 = 2,195,816.85 : x - Step 2: Convert to fraction form
4,031,364.24/5,563,290.36 = 2,195,816.85/x - Step 3: Cross multiply
4,031,364.24x = 5,563,290.36 × 2,195,816.85 - Step 4: Simplify right side
4,031,364.24x = 12,215,966,713,930.57 - Step 5: Solve for x
x = 12,215,966,713,930.57/4,031,364.24 - Step 6: Final answer
x = 3,030,231.45
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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.