Finding the Fourth Proportional to 2,292,134.20, 3,438,201.30 and 2,044,128.40
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Solution
The fourth proportional to 2,292,134.20, 3,438,201.30 and 2,044,128.40 is: 3,066,192.60
Step by Step Solution
- Step 1: Write the proportion equation
2,292,134.20 : 3,438,201.30 = 2,044,128.40 : x - Step 2: Convert to fraction form
2,292,134.20/3,438,201.30 = 2,044,128.40/x - Step 3: Cross multiply
2,292,134.20x = 3,438,201.30 × 2,044,128.40 - Step 4: Simplify right side
2,292,134.20x = 7,028,124,922,246.92 - Step 5: Solve for x
x = 7,028,124,922,246.92/2,292,134.20 - Step 6: Final answer
x = 3,066,192.60
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1.5x scale
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.