Finding the Fourth Proportional to 5,462,686.90, 8,197,310.85 and 2,267,479.90
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Solution
The fourth proportional to 5,462,686.90, 8,197,310.85 and 2,267,479.90 is: 3,402,581.54
Step by Step Solution
- Step 1: Write the proportion equation
5,462,686.90 : 8,197,310.85 = 2,267,479.90 : x - Step 2: Convert to fraction form
5,462,686.90/8,197,310.85 = 2,267,479.90/x - Step 3: Cross multiply
5,462,686.90x = 8,197,310.85 × 2,267,479.90 - Step 4: Simplify right side
5,462,686.90x = 18,587,237,586,426.91 - Step 5: Solve for x
x = 18,587,237,586,426.91/5,462,686.90 - Step 6: Final answer
x = 3,402,581.54
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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.