Finding the Fourth Proportional to 4,621,618.04, 6,377,713.56 and 2,556,579.80
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Solution
The fourth proportional to 4,621,618.04, 6,377,713.56 and 2,556,579.80 is: 3,528,014.11
Step by Step Solution
- Step 1: Write the proportion equation
4,621,618.04 : 6,377,713.56 = 2,556,579.80 : x - Step 2: Convert to fraction form
4,621,618.04/6,377,713.56 = 2,556,579.80/x - Step 3: Cross multiply
4,621,618.04x = 6,377,713.56 × 2,556,579.80 - Step 4: Simplify right side
4,621,618.04x = 16,305,133,657,682.09 - Step 5: Solve for x
x = 16,305,133,657,682.09/4,621,618.04 - Step 6: Final answer
x = 3,528,014.11
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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.