Finding the Fourth Proportional to 2,981,314.95, 4,471,030.99 and 959,108.23
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Solution
The fourth proportional to 2,981,314.95, 4,471,030.99 and 959,108.23 is: 1,438,359.48
Step by Step Solution
- Step 1: Write the proportion equation
2,981,314.95 : 4,471,030.99 = 959,108.23 : x - Step 2: Convert to fraction form
2,981,314.95/4,471,030.99 = 959,108.23/x - Step 3: Cross multiply
2,981,314.95x = 4,471,030.99 × 959,108.23 - Step 4: Simplify right side
2,981,314.95x = 4,288,202,619,094.05 - Step 5: Solve for x
x = 4,288,202,619,094.05/2,981,314.95 - Step 6: Final answer
x = 1,438,359.48
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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.