Finding the Fourth Proportional to 2,758,237.49, 3,806,356.03 and 1,534,660.13
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Solution
The fourth proportional to 2,758,237.49, 3,806,356.03 and 1,534,660.13 is: 2,117,824.46
Step by Step Solution
- Step 1: Write the proportion equation
2,758,237.49 : 3,806,356.03 = 1,534,660.13 : x - Step 2: Convert to fraction form
2,758,237.49/3,806,356.03 = 1,534,660.13/x - Step 3: Cross multiply
2,758,237.49x = 3,806,356.03 × 1,534,660.13 - Step 4: Simplify right side
2,758,237.49x = 5,841,462,816,957.65 - Step 5: Solve for x
x = 5,841,462,816,957.65/2,758,237.49 - Step 6: Final answer
x = 2,117,824.46
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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.