Finding the Fourth Proportional to 1,461,448.10, 2,192,122.74 and 514,794.08
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Solution
The fourth proportional to 1,461,448.10, 2,192,122.74 and 514,794.08 is: 772,173.72
Step by Step Solution
- Step 1: Write the proportion equation
1,461,448.10 : 2,192,122.74 = 514,794.08 : x - Step 2: Convert to fraction form
1,461,448.10/2,192,122.74 = 514,794.08/x - Step 3: Cross multiply
1,461,448.10x = 2,192,122.74 × 514,794.08 - Step 4: Simplify right side
1,461,448.10x = 1,128,491,809,185.38 - Step 5: Solve for x
x = 1,128,491,809,185.38/1,461,448.10 - Step 6: Final answer
x = 772,173.72
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.