Finding the Fourth Proportional to 2,754,349.90, 3,801,095.16 and 1,530,706.99
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Solution
The fourth proportional to 2,754,349.90, 3,801,095.16 and 1,530,706.99 is: 2,112,426.94
Step by Step Solution
- Step 1: Write the proportion equation
2,754,349.90 : 3,801,095.16 = 1,530,706.99 : x - Step 2: Convert to fraction form
2,754,349.90/3,801,095.16 = 1,530,706.99/x - Step 3: Cross multiply
2,754,349.90x = 3,801,095.16 × 1,530,706.99 - Step 4: Simplify right side
2,754,349.90x = 5,818,362,931,067.17 - Step 5: Solve for x
x = 5,818,362,931,067.17/2,754,349.90 - Step 6: Final answer
x = 2,112,426.94
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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.