Finding the Fourth Proportional to 1,873,116.70, 2,809,682.33 and 453,170.46
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Solution
The fourth proportional to 1,873,116.70, 2,809,682.33 and 453,170.46 is: 679,757.45
Step by Step Solution
- Step 1: Write the proportion equation
1,873,116.70 : 2,809,682.33 = 453,170.46 : x - Step 2: Convert to fraction form
1,873,116.70/2,809,682.33 = 453,170.46/x - Step 3: Cross multiply
1,873,116.70x = 2,809,682.33 × 453,170.46 - Step 4: Simplify right side
1,873,116.70x = 1,273,265,033,939.97 - Step 5: Solve for x
x = 1,273,265,033,939.97/1,873,116.70 - Step 6: Final answer
x = 679,757.45
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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.