Finding the Fourth Proportional to 2,785,351.13, 3,843,592.02 and 1,544,844.41
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Solution
The fourth proportional to 2,785,351.13, 3,843,592.02 and 1,544,844.41 is: 2,131,778.50
Step by Step Solution
- Step 1: Write the proportion equation
2,785,351.13 : 3,843,592.02 = 1,544,844.41 : x - Step 2: Convert to fraction form
2,785,351.13/3,843,592.02 = 1,544,844.41/x - Step 3: Cross multiply
2,785,351.13x = 3,843,592.02 × 1,544,844.41 - Step 4: Simplify right side
2,785,351.13x = 5,937,751,646,417.61 - Step 5: Solve for x
x = 5,937,751,646,417.61/2,785,351.13 - Step 6: Final answer
x = 2,131,778.50
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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.