Finding the Fourth Proportional to 2,759,579.68, 4,139,370.96 and 1,241,489.92
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Solution
The fourth proportional to 2,759,579.68, 4,139,370.96 and 1,241,489.92 is: 1,862,235.53
Step by Step Solution
- Step 1: Write the proportion equation
2,759,579.68 : 4,139,370.96 = 1,241,489.92 : x - Step 2: Convert to fraction form
2,759,579.68/4,139,370.96 = 1,241,489.92/x - Step 3: Cross multiply
2,759,579.68x = 4,139,370.96 × 1,241,489.92 - Step 4: Simplify right side
2,759,579.68x = 5,138,987,321,980.72 - Step 5: Solve for x
x = 5,138,987,321,980.72/2,759,579.68 - Step 6: Final answer
x = 1,862,235.53
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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.