Finding the Fourth Proportional to 4,452,619.10, 6,144,626.16 and 2,415,428.60
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Solution
The fourth proportional to 4,452,619.10, 6,144,626.16 and 2,415,428.60 is: 3,333,297.87
Step by Step Solution
- Step 1: Write the proportion equation
4,452,619.10 : 6,144,626.16 = 2,415,428.60 : x - Step 2: Convert to fraction form
4,452,619.10/6,144,626.16 = 2,415,428.60/x - Step 3: Cross multiply
4,452,619.10x = 6,144,626.16 × 2,415,428.60 - Step 4: Simplify right side
4,452,619.10x = 14,841,905,732,449.05 - Step 5: Solve for x
x = 14,841,905,732,449.05/4,452,619.10 - Step 6: Final answer
x = 3,333,297.87
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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.