Finding the Fourth Proportional to 4,963,129.04, 6,849,323.99 and 2,757,983.63
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Solution
The fourth proportional to 4,963,129.04, 6,849,323.99 and 2,757,983.63 is: 3,806,131.83
Step by Step Solution
- Step 1: Write the proportion equation
4,963,129.04 : 6,849,323.99 = 2,757,983.63 : x - Step 2: Convert to fraction form
4,963,129.04/6,849,323.99 = 2,757,983.63/x - Step 3: Cross multiply
4,963,129.04x = 6,849,323.99 × 2,757,983.63 - Step 4: Simplify right side
4,963,129.04x = 18,890,323,412,219.66 - Step 5: Solve for x
x = 18,890,323,412,219.66/4,963,129.04 - Step 6: Final answer
x = 3,806,131.83
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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.