Finding the Fourth Proportional to 2,945,816.91, 4,064,388.84 and 1,767,937.19
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Solution
The fourth proportional to 2,945,816.91, 4,064,388.84 and 1,767,937.19 is: 2,439,250.09
Step by Step Solution
- Step 1: Write the proportion equation
2,945,816.91 : 4,064,388.84 = 1,767,937.19 : x - Step 2: Convert to fraction form
2,945,816.91/4,064,388.84 = 1,767,937.19/x - Step 3: Cross multiply
2,945,816.91x = 4,064,388.84 × 1,767,937.19 - Step 4: Simplify right side
2,945,816.91x = 7,185,584,164,535.02 - Step 5: Solve for x
x = 7,185,584,164,535.02/2,945,816.91 - Step 6: Final answer
x = 2,439,250.09
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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.