Finding the Fourth Proportional to 1,553,006.68, 2,143,144.84 and 873,943.18
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Solution
The fourth proportional to 1,553,006.68, 2,143,144.84 and 873,943.18 is: 1,206,039.12
Step by Step Solution
- Step 1: Write the proportion equation
1,553,006.68 : 2,143,144.84 = 873,943.18 : x - Step 2: Convert to fraction form
1,553,006.68/2,143,144.84 = 873,943.18/x - Step 3: Cross multiply
1,553,006.68x = 2,143,144.84 × 873,943.18 - Step 4: Simplify right side
1,553,006.68x = 1,872,986,816,670.19 - Step 5: Solve for x
x = 1,872,986,816,670.19/1,553,006.68 - Step 6: Final answer
x = 1,206,039.12
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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.