Finding the Fourth Proportional to 4,841,128.80, 7,263,248.40 and 3,245,493.60
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Solution
The fourth proportional to 4,841,128.80, 7,263,248.40 and 3,245,493.60 is: 4,869,283.01
Step by Step Solution
- Step 1: Write the proportion equation
4,841,128.80 : 7,263,248.40 = 3,245,493.60 : x - Step 2: Convert to fraction form
4,841,128.80/7,263,248.40 = 3,245,493.60/x - Step 3: Cross multiply
4,841,128.80x = 7,263,248.40 × 3,245,493.60 - Step 4: Simplify right side
4,841,128.80x = 23,572,826,197,410.24 - Step 5: Solve for x
x = 23,572,826,197,410.24/4,841,128.80 - Step 6: Final answer
x = 4,869,283.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.