Finding the Fourth Proportional to 4,253,656.36, 5,866,726.50 and 2,725,905.64
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Solution
The fourth proportional to 4,253,656.36, 5,866,726.50 and 2,725,905.64 is: 3,759,622.66
Step by Step Solution
- Step 1: Write the proportion equation
4,253,656.36 : 5,866,726.50 = 2,725,905.64 : x - Step 2: Convert to fraction form
4,253,656.36/5,866,726.50 = 2,725,905.64/x - Step 3: Cross multiply
4,253,656.36x = 5,866,726.50 × 2,725,905.64 - Step 4: Simplify right side
4,253,656.36x = 15,992,142,854,687.46 - Step 5: Solve for x
x = 15,992,142,854,687.46/4,253,656.36 - Step 6: Final answer
x = 3,759,622.66
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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.