Finding the Fourth Proportional to 5,098,757.47, 7,036,069.79 and 2,775,601.63
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Solution
The fourth proportional to 5,098,757.47, 7,036,069.79 and 2,775,601.63 is: 3,830,212.93
Step by Step Solution
- Step 1: Write the proportion equation
5,098,757.47 : 7,036,069.79 = 2,775,601.63 : x - Step 2: Convert to fraction form
5,098,757.47/7,036,069.79 = 2,775,601.63/x - Step 3: Cross multiply
5,098,757.47x = 7,036,069.79 × 2,775,601.63 - Step 4: Simplify right side
5,098,757.47x = 19,529,326,777,917.76 - Step 5: Solve for x
x = 19,529,326,777,917.76/5,098,757.47 - Step 6: Final answer
x = 3,830,212.93
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1.5x scale
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.