Finding the Fourth Proportional to 2,031,699.41, 2,803,350.35 and 1,204,620.12
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Solution
The fourth proportional to 2,031,699.41, 2,803,350.35 and 1,204,620.12 is: 1,662,141.66
Step by Step Solution
- Step 1: Write the proportion equation
2,031,699.41 : 2,803,350.35 = 1,204,620.12 : x - Step 2: Convert to fraction form
2,031,699.41/2,803,350.35 = 1,204,620.12/x - Step 3: Cross multiply
2,031,699.41x = 2,803,350.35 × 1,204,620.12 - Step 4: Simplify right side
2,031,699.41x = 3,376,972,228,995.94 - Step 5: Solve for x
x = 3,376,972,228,995.94/2,031,699.41 - Step 6: Final answer
x = 1,662,141.66
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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.