Finding the Fourth Proportional to 7,489,449.39, 11,235,340.49 and 2,439,585.39
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Solution
The fourth proportional to 7,489,449.39, 11,235,340.49 and 2,439,585.39 is: 3,659,758.02
Step by Step Solution
- Step 1: Write the proportion equation
7,489,449.39 : 11,235,340.49 = 2,439,585.39 : x - Step 2: Convert to fraction form
7,489,449.39/11,235,340.49 = 2,439,585.39/x - Step 3: Cross multiply
7,489,449.39x = 11,235,340.49 × 2,439,585.39 - Step 4: Simplify right side
7,489,449.39x = 27,409,572,498,881.52 - Step 5: Solve for x
x = 27,409,572,498,881.52/7,489,449.39 - Step 6: Final answer
x = 3,659,758.02
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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.