Finding the Fourth Proportional to 1,077,415.01, 1,616,122.52 and 367,449.20
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Solution
The fourth proportional to 1,077,415.01, 1,616,122.52 and 367,449.20 is: 551,173.80
Step by Step Solution
- Step 1: Write the proportion equation
1,077,415.01 : 1,616,122.52 = 367,449.20 : x - Step 2: Convert to fraction form
1,077,415.01/1,616,122.52 = 367,449.20/x - Step 3: Cross multiply
1,077,415.01x = 1,616,122.52 × 367,449.20 - Step 4: Simplify right side
1,077,415.01x = 593,842,917,158.13 - Step 5: Solve for x
x = 593,842,917,158.13/1,077,415.01 - Step 6: Final answer
x = 551,173.80
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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.