Finding the Fourth Proportional to 1,313,943.93, 1,967,354.43 and 681,529.14
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Solution
The fourth proportional to 1,313,943.93, 1,967,354.43 and 681,529.14 is: 1,020,446.41
Step by Step Solution
- Step 1: Write the proportion equation
1,313,943.93 : 1,967,354.43 = 681,529.14 : x - Step 2: Convert to fraction form
1,313,943.93/1,967,354.43 = 681,529.14/x - Step 3: Cross multiply
1,313,943.93x = 1,967,354.43 × 681,529.14 - Step 4: Simplify right side
1,313,943.93x = 1,340,809,370,197.36 - Step 5: Solve for x
x = 1,340,809,370,197.36/1,313,943.93 - Step 6: Final answer
x = 1,020,446.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.