Finding the Third Proportional to 518,384.50 and 1,136,415
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Solution
The third proportional to 518,384.50 and 1,136,415 is: 2,491,276.36
Step by Step Solution
- Step 1: Write the proportion equation
518,384.50 : 1,136,415 = 1,136,415 : x - Step 2: Convert to fraction form
518,384.50/1,136,415 = 1,136,415/x - Step 3: Cross multiply
518,384.50x = 1,136,415 × 1,136,415 - Step 4: Simplify right side
518,384.50x = 1,291,439,052,225 - Step 5: Solve for x
x = 1,291,439,052,225/518,384.50 - Step 6: Final answer
x = 2,491,276.36
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.