Finding the Fourth Proportional to 1,984,711.99, 2,974,309.94 and 1,036,190.65
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Solution
The fourth proportional to 1,984,711.99, 2,974,309.94 and 1,036,190.65 is: 1,552,846.04
Step by Step Solution
- Step 1: Write the proportion equation
1,984,711.99 : 2,974,309.94 = 1,036,190.65 : x - Step 2: Convert to fraction form
1,984,711.99/2,974,309.94 = 1,036,190.65/x - Step 3: Cross multiply
1,984,711.99x = 2,974,309.94 × 1,036,190.65 - Step 4: Simplify right side
1,984,711.99x = 3,081,952,144,849.11 - Step 5: Solve for x
x = 3,081,952,144,849.11/1,984,711.99 - Step 6: Final answer
x = 1,552,846.04
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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.