Finding the Fourth Proportional to 2,815,101.94, 3,888,069.18 and 1,852,529.42
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Solution
The fourth proportional to 2,815,101.94, 3,888,069.18 and 1,852,529.42 is: 2,558,615.18
Step by Step Solution
- Step 1: Write the proportion equation
2,815,101.94 : 3,888,069.18 = 1,852,529.42 : x - Step 2: Convert to fraction form
2,815,101.94/3,888,069.18 = 1,852,529.42/x - Step 3: Cross multiply
2,815,101.94x = 3,888,069.18 × 1,852,529.42 - Step 4: Simplify right side
2,815,101.94x = 7,202,762,542,945.28 - Step 5: Solve for x
x = 7,202,762,542,945.28/2,815,101.94 - Step 6: Final answer
x = 2,558,615.18
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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.