Finding the Fourth Proportional to 3,736,950.66, 5,156,991.86 and 2,018,070.99
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Solution
The fourth proportional to 3,736,950.66, 5,156,991.86 and 2,018,070.99 is: 2,784,937.94
Step by Step Solution
- Step 1: Write the proportion equation
3,736,950.66 : 5,156,991.86 = 2,018,070.99 : x - Step 2: Convert to fraction form
3,736,950.66/5,156,991.86 = 2,018,070.99/x - Step 3: Cross multiply
3,736,950.66x = 5,156,991.86 × 2,018,070.99 - Step 4: Simplify right side
3,736,950.66x = 10,407,175,658,241.79 - Step 5: Solve for x
x = 10,407,175,658,241.79/3,736,950.66 - Step 6: Final answer
x = 2,784,937.94
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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.