Finding the Fourth Proportional to 2,911,262.40, 4,366,893.60 and 1,018,195.20
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Solution
The fourth proportional to 2,911,262.40, 4,366,893.60 and 1,018,195.20 is: 1,527,292.80
Step by Step Solution
- Step 1: Write the proportion equation
2,911,262.40 : 4,366,893.60 = 1,018,195.20 : x - Step 2: Convert to fraction form
2,911,262.40/4,366,893.60 = 1,018,195.20/x - Step 3: Cross multiply
2,911,262.40x = 4,366,893.60 × 1,018,195.20 - Step 4: Simplify right side
2,911,262.40x = 4,446,350,102,430.72 - Step 5: Solve for x
x = 4,446,350,102,430.72/2,911,262.40 - Step 6: Final answer
x = 1,527,292.80
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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.