Finding the Fourth Proportional to 1,396,732.26, 1,927,524.75 and 784,848.34
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Solution
The fourth proportional to 1,396,732.26, 1,927,524.75 and 784,848.34 is: 1,083,109.94
Step by Step Solution
- Step 1: Write the proportion equation
1,396,732.26 : 1,927,524.75 = 784,848.34 : x - Step 2: Convert to fraction form
1,396,732.26/1,927,524.75 = 784,848.34/x - Step 3: Cross multiply
1,396,732.26x = 1,927,524.75 × 784,848.34 - Step 4: Simplify right side
1,396,732.26x = 1,512,814,600,346.42 - Step 5: Solve for x
x = 1,512,814,600,346.42/1,396,732.26 - Step 6: Final answer
x = 1,083,109.94
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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.