Finding the Fourth Proportional to 1,777,793.68, 2,666,001.48 and 640,313.08
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Solution
The fourth proportional to 1,777,793.68, 2,666,001.48 and 640,313.08 is: 960,221.45
Step by Step Solution
- Step 1: Write the proportion equation
1,777,793.68 : 2,666,001.48 = 640,313.08 : x - Step 2: Convert to fraction form
1,777,793.68/2,666,001.48 = 640,313.08/x - Step 3: Cross multiply
1,777,793.68x = 2,666,001.48 × 640,313.08 - Step 4: Simplify right side
1,777,793.68x = 1,707,075,618,943.36 - Step 5: Solve for x
x = 1,707,075,618,943.36/1,777,793.68 - Step 6: Final answer
x = 960,221.45
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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.