Finding the Fourth Proportional to 2,982,586.98, 4,116,437.51 and 1,759,026.99
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Solution
The fourth proportional to 2,982,586.98, 4,116,437.51 and 1,759,026.99 is: 2,427,732.95
Step by Step Solution
- Step 1: Write the proportion equation
2,982,586.98 : 4,116,437.51 = 1,759,026.99 : x - Step 2: Convert to fraction form
2,982,586.98/4,116,437.51 = 1,759,026.99/x - Step 3: Cross multiply
2,982,586.98x = 4,116,437.51 × 1,759,026.99 - Step 4: Simplify right side
2,982,586.98x = 7,240,924,673,943.26 - Step 5: Solve for x
x = 7,240,924,673,943.26/2,982,586.98 - Step 6: Final answer
x = 2,427,732.95
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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.