Finding the Fourth Proportional to 1,219,950.44, 1,683,507.38 and 676,074.94
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Solution
The fourth proportional to 1,219,950.44, 1,683,507.38 and 676,074.94 is: 932,969.99
Step by Step Solution
- Step 1: Write the proportion equation
1,219,950.44 : 1,683,507.38 = 676,074.94 : x - Step 2: Convert to fraction form
1,219,950.44/1,683,507.38 = 676,074.94/x - Step 3: Cross multiply
1,219,950.44x = 1,683,507.38 × 676,074.94 - Step 4: Simplify right side
1,219,950.44x = 1,138,177,150,923.06 - Step 5: Solve for x
x = 1,138,177,150,923.06/1,219,950.44 - Step 6: Final answer
x = 932,969.99
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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.