Finding the Fourth Proportional to 2,883,451.29, 3,979,118.99 and 1,576,707.50
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Solution
The fourth proportional to 2,883,451.29, 3,979,118.99 and 1,576,707.50 is: 2,175,832.41
Step by Step Solution
- Step 1: Write the proportion equation
2,883,451.29 : 3,979,118.99 = 1,576,707.50 : x - Step 2: Convert to fraction form
2,883,451.29/3,979,118.99 = 1,576,707.50/x - Step 3: Cross multiply
2,883,451.29x = 3,979,118.99 × 1,576,707.50 - Step 4: Simplify right side
2,883,451.29x = 6,273,906,768,814.99 - Step 5: Solve for x
x = 6,273,906,768,814.99/2,883,451.29 - Step 6: Final answer
x = 2,175,832.41
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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.