Finding the Fourth Proportional to 4,621,622.04, 6,377,719.08 and 2,556,583.80
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Solution
The fourth proportional to 4,621,622.04, 6,377,719.08 and 2,556,583.80 is: 3,528,019.63
Step by Step Solution
- Step 1: Write the proportion equation
4,621,622.04 : 6,377,719.08 = 2,556,583.80 : x - Step 2: Convert to fraction form
4,621,622.04/6,377,719.08 = 2,556,583.80/x - Step 3: Cross multiply
4,621,622.04x = 6,377,719.08 × 2,556,583.80 - Step 4: Simplify right side
4,621,622.04x = 16,305,173,280,878.90 - Step 5: Solve for x
x = 16,305,173,280,878.90/4,621,622.04 - Step 6: Final answer
x = 3,528,019.63
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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.