Finding the Fourth Proportional to 2,927,718.25, 4,039,769.12 and 1,839,218.99
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Solution
The fourth proportional to 2,927,718.25, 4,039,769.12 and 1,839,218.99 is: 2,537,819.36
Step by Step Solution
- Step 1: Write the proportion equation
2,927,718.25 : 4,039,769.12 = 1,839,218.99 : x - Step 2: Convert to fraction form
2,927,718.25/4,039,769.12 = 1,839,218.99/x - Step 3: Cross multiply
2,927,718.25x = 4,039,769.12 × 1,839,218.99 - Step 4: Simplify right side
2,927,718.25x = 7,430,020,051,324.65 - Step 5: Solve for x
x = 7,430,020,051,324.65/2,927,718.25 - Step 6: Final answer
x = 2,537,819.36
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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.