Finding the Fourth Proportional to 2,724,628.92, 3,759,988.14 and 1,579,373.88
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Solution
The fourth proportional to 2,724,628.92, 3,759,988.14 and 1,579,373.88 is: 2,179,536.09
Step by Step Solution
- Step 1: Write the proportion equation
2,724,628.92 : 3,759,988.14 = 1,579,373.88 : x - Step 2: Convert to fraction form
2,724,628.92/3,759,988.14 = 1,579,373.88/x - Step 3: Cross multiply
2,724,628.92x = 3,759,988.14 × 1,579,373.88 - Step 4: Simplify right side
2,724,628.92x = 5,938,427,057,425.78 - Step 5: Solve for x
x = 5,938,427,057,425.78/2,724,628.92 - Step 6: Final answer
x = 2,179,536.09
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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.