Finding the Fourth Proportional to 1,006,750.23, 1,389,315.49 and 554,041.23
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Solution
The fourth proportional to 1,006,750.23, 1,389,315.49 and 554,041.23 is: 764,576.99
Step by Step Solution
- Step 1: Write the proportion equation
1,006,750.23 : 1,389,315.49 = 554,041.23 : x - Step 2: Convert to fraction form
1,006,750.23/1,389,315.49 = 554,041.23/x - Step 3: Cross multiply
1,006,750.23x = 1,389,315.49 × 554,041.23 - Step 4: Simplify right side
1,006,750.23x = 769,738,062,937.65 - Step 5: Solve for x
x = 769,738,062,937.65/1,006,750.23 - Step 6: Final answer
x = 764,576.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.