Finding the Fourth Proportional to 1,703,138.93, 2,551,816.47 and 1,027,801.13
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Solution
The fourth proportional to 1,703,138.93, 2,551,816.47 and 1,027,801.13 is: 1,539,956.50
Step by Step Solution
- Step 1: Write the proportion equation
1,703,138.93 : 2,551,816.47 = 1,027,801.13 : x - Step 2: Convert to fraction form
1,703,138.93/2,551,816.47 = 1,027,801.13/x - Step 3: Cross multiply
1,703,138.93x = 2,551,816.47 × 1,027,801.13 - Step 4: Simplify right side
1,703,138.93x = 2,622,759,851,418.61 - Step 5: Solve for x
x = 2,622,759,851,418.61/1,703,138.93 - Step 6: Final answer
x = 1,539,956.50
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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.