Finding the Fourth Proportional to 1,644,193.16, 2,465,998.58 and 446,208.62
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Solution
The fourth proportional to 1,644,193.16, 2,465,998.58 and 446,208.62 is: 669,233.91
Step by Step Solution
- Step 1: Write the proportion equation
1,644,193.16 : 2,465,998.58 = 446,208.62 : x - Step 2: Convert to fraction form
1,644,193.16/2,465,998.58 = 446,208.62/x - Step 3: Cross multiply
1,644,193.16x = 2,465,998.58 × 446,208.62 - Step 4: Simplify right side
1,644,193.16x = 1,100,349,823,303.76 - Step 5: Solve for x
x = 1,100,349,823,303.76/1,644,193.16 - Step 6: Final answer
x = 669,233.91
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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.