Finding the Fourth Proportional to 3,823,523.02, 5,275,844.36 and 2,191,630.11
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Solution
The fourth proportional to 3,823,523.02, 5,275,844.36 and 2,191,630.11 is: 3,024,095.65
Step by Step Solution
- Step 1: Write the proportion equation
3,823,523.02 : 5,275,844.36 = 2,191,630.11 : x - Step 2: Convert to fraction form
3,823,523.02/5,275,844.36 = 2,191,630.11/x - Step 3: Cross multiply
3,823,523.02x = 5,275,844.36 × 2,191,630.11 - Step 4: Simplify right side
3,823,523.02x = 11,562,699,317,712.31 - Step 5: Solve for x
x = 11,562,699,317,712.31/3,823,523.02 - Step 6: Final answer
x = 3,024,095.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.