Finding the Fourth Proportional to 3,130,469.08, 4,323,595.26 and 2,110,119.64
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Solution
The fourth proportional to 3,130,469.08, 4,323,595.26 and 2,110,119.64 is: 2,914,356.62
Step by Step Solution
- Step 1: Write the proportion equation
3,130,469.08 : 4,323,595.26 = 2,110,119.64 : x - Step 2: Convert to fraction form
3,130,469.08/4,323,595.26 = 2,110,119.64/x - Step 3: Cross multiply
3,130,469.08x = 4,323,595.26 × 2,110,119.64 - Step 4: Simplify right side
3,130,469.08x = 9,123,303,273,536.91 - Step 5: Solve for x
x = 9,123,303,273,536.91/3,130,469.08 - Step 6: Final answer
x = 2,914,356.62
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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.