Finding the Fourth Proportional to 2,009.83, 3,014.89 and 622.99
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Solution
The fourth proportional to 2,009.83, 3,014.89 and 622.99 is: 934.53
Step by Step Solution
- Step 1: Write the proportion equation
2,009.83 : 3,014.89 = 622.99 : x - Step 2: Convert to fraction form
2,009.83/3,014.89 = 622.99/x - Step 3: Cross multiply
2,009.83x = 3,014.89 × 622.99 - Step 4: Simplify right side
2,009.83x = 1,878,246.32 - Step 5: Solve for x
x = 1,878,246.32/2,009.83 - Step 6: Final answer
x = 934.53
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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.