Finding the Fourth Proportional to 1,829,709.36, 2,525,013.75 and 1,013,926.66
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Solution
The fourth proportional to 1,829,709.36, 2,525,013.75 and 1,013,926.66 is: 1,399,227.00
Step by Step Solution
- Step 1: Write the proportion equation
1,829,709.36 : 2,525,013.75 = 1,013,926.66 : x - Step 2: Convert to fraction form
1,829,709.36/2,525,013.75 = 1,013,926.66/x - Step 3: Cross multiply
1,829,709.36x = 2,525,013.75 × 1,013,926.66 - Step 4: Simplify right side
1,829,709.36x = 2,560,178,747,876.82 - Step 5: Solve for x
x = 2,560,178,747,876.82/1,829,709.36 - Step 6: Final answer
x = 1,399,227.00
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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.