Finding the Fourth Proportional to 5,620,257.88, 7,756,144.02 and 3,444,380.68
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Solution
The fourth proportional to 5,620,257.88, 7,756,144.02 and 3,444,380.68 is: 4,753,360.64
Step by Step Solution
- Step 1: Write the proportion equation
5,620,257.88 : 7,756,144.02 = 3,444,380.68 : x - Step 2: Convert to fraction form
5,620,257.88/7,756,144.02 = 3,444,380.68/x - Step 3: Cross multiply
5,620,257.88x = 7,756,144.02 × 3,444,380.68 - Step 4: Simplify right side
5,620,257.88x = 26,715,112,613,785.54 - Step 5: Solve for x
x = 26,715,112,613,785.54/5,620,257.88 - Step 6: Final answer
x = 4,753,360.64
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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.