Finding the Fourth Proportional to 3,559,323.33, 4,912,217.87 and 2,031,660.09
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Solution
The fourth proportional to 3,559,323.33, 4,912,217.87 and 2,031,660.09 is: 2,803,891.66
Step by Step Solution
- Step 1: Write the proportion equation
3,559,323.33 : 4,912,217.87 = 2,031,660.09 : x - Step 2: Convert to fraction form
3,559,323.33/4,912,217.87 = 2,031,660.09/x - Step 3: Cross multiply
3,559,323.33x = 4,912,217.87 × 2,031,660.09 - Step 4: Simplify right side
3,559,323.33x = 9,979,956,989,705.51 - Step 5: Solve for x
x = 9,979,956,989,705.51/3,559,323.33 - Step 6: Final answer
x = 2,803,891.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.