Finding the Fourth Proportional to 4,241,636.74, 6,385,526.21 and 3,864,984.58
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Solution
The fourth proportional to 4,241,636.74, 6,385,526.21 and 3,864,984.58 is: 5,818,499.28
Step by Step Solution
- Step 1: Write the proportion equation
4,241,636.74 : 6,385,526.21 = 3,864,984.58 : x - Step 2: Convert to fraction form
4,241,636.74/6,385,526.21 = 3,864,984.58/x - Step 3: Cross multiply
4,241,636.74x = 6,385,526.21 × 3,864,984.58 - Step 4: Simplify right side
4,241,636.74x = 24,679,960,336,835.84 - Step 5: Solve for x
x = 24,679,960,336,835.84/4,241,636.74 - Step 6: Final answer
x = 5,818,499.28
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.