Finding the Fourth Proportional to 4,887,019.74, 6,744,314.44 and 3,052,564.14
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Solution
The fourth proportional to 4,887,019.74, 6,744,314.44 and 3,052,564.14 is: 4,212,680.43
Step by Step Solution
- Step 1: Write the proportion equation
4,887,019.74 : 6,744,314.44 = 3,052,564.14 : x - Step 2: Convert to fraction form
4,887,019.74/6,744,314.44 = 3,052,564.14/x - Step 3: Cross multiply
4,887,019.74x = 6,744,314.44 × 3,052,564.14 - Step 4: Simplify right side
4,887,019.74x = 20,587,452,408,428.18 - Step 5: Solve for x
x = 20,587,452,408,428.18/4,887,019.74 - Step 6: Final answer
x = 4,212,680.43
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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.