Finding the Fourth Proportional to 4,888,837.14, 6,747,835.40 and 3,340,725.45
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Solution
The fourth proportional to 4,888,837.14, 6,747,835.40 and 3,340,725.45 is: 4,611,048.56
Step by Step Solution
- Step 1: Write the proportion equation
4,888,837.14 : 6,747,835.40 = 3,340,725.45 : x - Step 2: Convert to fraction form
4,888,837.14/6,747,835.40 = 3,340,725.45/x - Step 3: Cross multiply
4,888,837.14x = 6,747,835.40 × 3,340,725.45 - Step 4: Simplify right side
4,888,837.14x = 22,542,665,453,190.93 - Step 5: Solve for x
x = 22,542,665,453,190.93/4,888,837.14 - Step 6: Final answer
x = 4,611,048.56
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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.