Finding the Fourth Proportional to 2,021,852.12, 3,031,764.05 and 673,540.70
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Solution
The fourth proportional to 2,021,852.12, 3,031,764.05 and 673,540.70 is: 1,009,973.21
Step by Step Solution
- Step 1: Write the proportion equation
2,021,852.12 : 3,031,764.05 = 673,540.70 : x - Step 2: Convert to fraction form
2,021,852.12/3,031,764.05 = 673,540.70/x - Step 3: Cross multiply
2,021,852.12x = 3,031,764.05 × 673,540.70 - Step 4: Simplify right side
2,021,852.12x = 2,042,016,466,996.87 - Step 5: Solve for x
x = 2,042,016,466,996.87/2,021,852.12 - Step 6: Final answer
x = 1,009,973.21
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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.