Finding the Fourth Proportional to 4,621,619.04, 6,377,714.94 and 2,556,580.80
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Solution
The fourth proportional to 4,621,619.04, 6,377,714.94 and 2,556,580.80 is: 3,528,015.49
Step by Step Solution
- Step 1: Write the proportion equation
4,621,619.04 : 6,377,714.94 = 2,556,580.80 : x - Step 2: Convert to fraction form
4,621,619.04/6,377,714.94 = 2,556,580.80/x - Step 3: Cross multiply
4,621,619.04x = 6,377,714.94 × 2,556,580.80 - Step 4: Simplify right side
4,621,619.04x = 16,305,143,563,477.15 - Step 5: Solve for x
x = 16,305,143,563,477.15/4,621,619.04 - Step 6: Final answer
x = 3,528,015.49
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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.