Finding the Fourth Proportional to 2,135,383.02, 3,202,415.40 and 619,177.70
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Solution
The fourth proportional to 2,135,383.02, 3,202,415.40 and 619,177.70 is: 928,575.43
Step by Step Solution
- Step 1: Write the proportion equation
2,135,383.02 : 3,202,415.40 = 619,177.70 : x - Step 2: Convert to fraction form
2,135,383.02/3,202,415.40 = 619,177.70/x - Step 3: Cross multiply
2,135,383.02x = 3,202,415.40 × 619,177.70 - Step 4: Simplify right side
2,135,383.02x = 1,982,864,212,144.54 - Step 5: Solve for x
x = 1,982,864,212,144.54/2,135,383.02 - Step 6: Final answer
x = 928,575.43
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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.