Finding the Fourth Proportional to 2,847,464.10, 3,929,447.97 and 1,558,278.63
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Solution
The fourth proportional to 2,847,464.10, 3,929,447.97 and 1,558,278.63 is: 2,150,395.79
Step by Step Solution
- Step 1: Write the proportion equation
2,847,464.10 : 3,929,447.97 = 1,558,278.63 : x - Step 2: Convert to fraction form
2,847,464.10/3,929,447.97 = 1,558,278.63/x - Step 3: Cross multiply
2,847,464.10x = 3,929,447.97 × 1,558,278.63 - Step 4: Simplify right side
2,847,464.10x = 6,123,174,799,347.88 - Step 5: Solve for x
x = 6,123,174,799,347.88/2,847,464.10 - Step 6: Final answer
x = 2,150,395.79
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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.