Finding the Fourth Proportional to 2,515,875.36, 3,790,617.81 and 2,276,296.38
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Solution
The fourth proportional to 2,515,875.36, 3,790,617.81 and 2,276,296.38 is: 3,429,649.07
Step by Step Solution
- Step 1: Write the proportion equation
2,515,875.36 : 3,790,617.81 = 2,276,296.38 : x - Step 2: Convert to fraction form
2,515,875.36/3,790,617.81 = 2,276,296.38/x - Step 3: Cross multiply
2,515,875.36x = 3,790,617.81 × 2,276,296.38 - Step 4: Simplify right side
2,515,875.36x = 8,628,569,598,866.53 - Step 5: Solve for x
x = 8,628,569,598,866.53/2,515,875.36 - Step 6: Final answer
x = 3,429,649.07
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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.