Finding the Fourth Proportional to 1,711,402.86, 2,361,719.79 and 985,984.14
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Solution
The fourth proportional to 1,711,402.86, 2,361,719.79 and 985,984.14 is: 1,360,648.80
Step by Step Solution
- Step 1: Write the proportion equation
1,711,402.86 : 2,361,719.79 = 985,984.14 : x - Step 2: Convert to fraction form
1,711,402.86/2,361,719.79 = 985,984.14/x - Step 3: Cross multiply
1,711,402.86x = 2,361,719.79 × 985,984.14 - Step 4: Simplify right side
1,711,402.86x = 2,328,618,256,064.13 - Step 5: Solve for x
x = 2,328,618,256,064.13/1,711,402.86 - Step 6: Final answer
x = 1,360,648.80
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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.