Finding the Fourth Proportional to 4,544,109.20, 6,812,773.95 and 2,746,613.90
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Solution
The fourth proportional to 4,544,109.20, 6,812,773.95 and 2,746,613.90 is: 4,117,871.91
Step by Step Solution
- Step 1: Write the proportion equation
4,544,109.20 : 6,812,773.95 = 2,746,613.90 : x - Step 2: Convert to fraction form
4,544,109.20/6,812,773.95 = 2,746,613.90/x - Step 3: Cross multiply
4,544,109.20x = 6,812,773.95 × 2,746,613.90 - Step 4: Simplify right side
4,544,109.20x = 18,712,059,628,627.91 - Step 5: Solve for x
x = 18,712,059,628,627.91/4,544,109.20 - Step 6: Final answer
x = 4,117,871.91
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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.