Finding the Fourth Proportional to 5,267,025.09, 7,900,537.64 and 1,480,507.97
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Solution
The fourth proportional to 5,267,025.09, 7,900,537.64 and 1,480,507.97 is: 2,220,761.95
Step by Step Solution
- Step 1: Write the proportion equation
5,267,025.09 : 7,900,537.64 = 1,480,507.97 : x - Step 2: Convert to fraction form
5,267,025.09/7,900,537.64 = 1,480,507.97/x - Step 3: Cross multiply
5,267,025.09x = 7,900,537.64 × 1,480,507.97 - Step 4: Simplify right side
5,267,025.09x = 11,696,808,903,802.30 - Step 5: Solve for x
x = 11,696,808,903,802.30/5,267,025.09 - Step 6: Final answer
x = 2,220,761.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.