Finding the Fourth Proportional to 2,053,948.20, 3,081,359.70 and 634,147.80
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Solution
The fourth proportional to 2,053,948.20, 3,081,359.70 and 634,147.80 is: 951,356.75
Step by Step Solution
- Step 1: Write the proportion equation
2,053,948.20 : 3,081,359.70 = 634,147.80 : x - Step 2: Convert to fraction form
2,053,948.20/3,081,359.70 = 634,147.80/x - Step 3: Cross multiply
2,053,948.20x = 3,081,359.70 × 634,147.80 - Step 4: Simplify right side
2,053,948.20x = 1,954,037,474,763.66 - Step 5: Solve for x
x = 1,954,037,474,763.66/2,053,948.20 - Step 6: Final answer
x = 951,356.75
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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.