Finding the Fourth Proportional to 4,027,976.68, 5,559,138.66 and 2,418,448.36
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Solution
The fourth proportional to 4,027,976.68, 5,559,138.66 and 2,418,448.36 is: 3,337,777.46
Step by Step Solution
- Step 1: Write the proportion equation
4,027,976.68 : 5,559,138.66 = 2,418,448.36 : x - Step 2: Convert to fraction form
4,027,976.68/5,559,138.66 = 2,418,448.36/x - Step 3: Cross multiply
4,027,976.68x = 5,559,138.66 × 2,418,448.36 - Step 4: Simplify right side
4,027,976.68x = 13,444,489,775,289.60 - Step 5: Solve for x
x = 13,444,489,775,289.60/4,027,976.68 - Step 6: Final answer
x = 3,337,777.46
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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.