Finding the Fourth Proportional to 2,055,858.53, 2,837,118.35 and 1,125,550.76
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Solution
The fourth proportional to 2,055,858.53, 2,837,118.35 and 1,125,550.76 is: 1,553,278.43
Step by Step Solution
- Step 1: Write the proportion equation
2,055,858.53 : 2,837,118.35 = 1,125,550.76 : x - Step 2: Convert to fraction form
2,055,858.53/2,837,118.35 = 1,125,550.76/x - Step 3: Cross multiply
2,055,858.53x = 2,837,118.35 × 1,125,550.76 - Step 4: Simplify right side
2,055,858.53x = 3,193,320,703,680.73 - Step 5: Solve for x
x = 3,193,320,703,680.73/2,055,858.53 - Step 6: Final answer
x = 1,553,278.43
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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.