Finding the Fourth Proportional to 1,753,735.96, 2,630,879.12 and 742,860.84
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Solution
The fourth proportional to 1,753,735.96, 2,630,879.12 and 742,860.84 is: 1,114,407.82
Step by Step Solution
- Step 1: Write the proportion equation
1,753,735.96 : 2,630,879.12 = 742,860.84 : x - Step 2: Convert to fraction form
1,753,735.96/2,630,879.12 = 742,860.84/x - Step 3: Cross multiply
1,753,735.96x = 2,630,879.12 × 742,860.84 - Step 4: Simplify right side
1,753,735.96x = 1,954,377,073,021.66 - Step 5: Solve for x
x = 1,954,377,073,021.66/1,753,735.96 - Step 6: Final answer
x = 1,114,407.82
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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.