Finding the Fourth Proportional to 3,415,186.44, 4,712,771.52 and 1,887,195
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Solution
The fourth proportional to 3,415,186.44, 4,712,771.52 and 1,887,195 is: 2,604,226.45
Step by Step Solution
- Step 1: Write the proportion equation
3,415,186.44 : 4,712,771.52 = 1,887,195 : x - Step 2: Convert to fraction form
3,415,186.44/4,712,771.52 = 1,887,195/x - Step 3: Cross multiply
3,415,186.44x = 4,712,771.52 × 1,887,195 - Step 4: Simplify right side
3,415,186.44x = 8,893,918,848,686.40 - Step 5: Solve for x
x = 8,893,918,848,686.40/3,415,186.44 - Step 6: Final answer
x = 2,604,226.45
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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.