Finding the Fourth Proportional to 4,149,026.20, 5,725,726.68 and 2,288,655.17
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Solution
The fourth proportional to 4,149,026.20, 5,725,726.68 and 2,288,655.17 is: 3,158,383.04
Step by Step Solution
- Step 1: Write the proportion equation
4,149,026.20 : 5,725,726.68 = 2,288,655.17 : x - Step 2: Convert to fraction form
4,149,026.20/5,725,726.68 = 2,288,655.17/x - Step 3: Cross multiply
4,149,026.20x = 5,725,726.68 × 2,288,655.17 - Step 4: Simplify right side
4,149,026.20x = 13,104,213,969,614.23 - Step 5: Solve for x
x = 13,104,213,969,614.23/4,149,026.20 - Step 6: Final answer
x = 3,158,383.04
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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.