Finding the Fourth Proportional to 1,480,919.09, 2,221,464.75 and 416,044.19
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Solution
The fourth proportional to 1,480,919.09, 2,221,464.75 and 416,044.19 is: 624,090.48
Step by Step Solution
- Step 1: Write the proportion equation
1,480,919.09 : 2,221,464.75 = 416,044.19 : x - Step 2: Convert to fraction form
1,480,919.09/2,221,464.75 = 416,044.19/x - Step 3: Cross multiply
1,480,919.09x = 2,221,464.75 × 416,044.19 - Step 4: Simplify right side
1,480,919.09x = 924,227,503,198.26 - Step 5: Solve for x
x = 924,227,503,198.26/1,480,919.09 - Step 6: Final answer
x = 624,090.48
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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.