Finding the Fourth Proportional to 1,598,955.84, 2,206,644.48 and 919,995.84
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Solution
The fourth proportional to 1,598,955.84, 2,206,644.48 and 919,995.84 is: 1,269,643.41
Step by Step Solution
- Step 1: Write the proportion equation
1,598,955.84 : 2,206,644.48 = 919,995.84 : x - Step 2: Convert to fraction form
1,598,955.84/2,206,644.48 = 919,995.84/x - Step 3: Cross multiply
1,598,955.84x = 2,206,644.48 × 919,995.84 - Step 4: Simplify right side
1,598,955.84x = 2,030,103,741,958.96 - Step 5: Solve for x
x = 2,030,103,741,958.96/1,598,955.84 - Step 6: Final answer
x = 1,269,643.41
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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.