Finding the Fourth Proportional to 2,021,855.49, 3,031,769.12 and 673,544.07
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Solution
The fourth proportional to 2,021,855.49, 3,031,769.12 and 673,544.07 is: 1,009,978.27
Step by Step Solution
- Step 1: Write the proportion equation
2,021,855.49 : 3,031,769.12 = 673,544.07 : x - Step 2: Convert to fraction form
2,021,855.49/3,031,769.12 = 673,544.07/x - Step 3: Cross multiply
2,021,855.49x = 3,031,769.12 × 673,544.07 - Step 4: Simplify right side
2,021,855.49x = 2,042,030,109,017.40 - Step 5: Solve for x
x = 2,042,030,109,017.40/2,021,855.49 - Step 6: Final answer
x = 1,009,978.27
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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.