Finding the Fourth Proportional to 4,884,170.13, 6,740,558.28 and 2,709,414.45
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Solution
The fourth proportional to 4,884,170.13, 6,740,558.28 and 2,709,414.45 is: 3,739,215.78
Step by Step Solution
- Step 1: Write the proportion equation
4,884,170.13 : 6,740,558.28 = 2,709,414.45 : x - Step 2: Convert to fraction form
4,884,170.13/6,740,558.28 = 2,709,414.45/x - Step 3: Cross multiply
4,884,170.13x = 6,740,558.28 × 2,709,414.45 - Step 4: Simplify right side
4,884,170.13x = 18,262,966,004,899.15 - Step 5: Solve for x
x = 18,262,966,004,899.15/4,884,170.13 - Step 6: Final answer
x = 3,739,215.78
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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.