Finding the Fourth Proportional to 4,581,720.12, 6,322,405.02 and 2,648,105.94
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Solution
The fourth proportional to 4,581,720.12, 6,322,405.02 and 2,648,105.94 is: 3,654,173.07
Step by Step Solution
- Step 1: Write the proportion equation
4,581,720.12 : 6,322,405.02 = 2,648,105.94 : x - Step 2: Convert to fraction form
4,581,720.12/6,322,405.02 = 2,648,105.94/x - Step 3: Cross multiply
4,581,720.12x = 6,322,405.02 × 2,648,105.94 - Step 4: Simplify right side
4,581,720.12x = 16,742,398,288,547.82 - Step 5: Solve for x
x = 16,742,398,288,547.82/4,581,720.12 - Step 6: Final answer
x = 3,654,173.07
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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.