Finding the Fourth Proportional to 2,415,555.20, 3,333,507.58 and 1,327,872.62
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Solution
The fourth proportional to 2,415,555.20, 3,333,507.58 and 1,327,872.62 is: 1,832,486.98
Step by Step Solution
- Step 1: Write the proportion equation
2,415,555.20 : 3,333,507.58 = 1,327,872.62 : x - Step 2: Convert to fraction form
2,415,555.20/3,333,507.58 = 1,327,872.62/x - Step 3: Cross multiply
2,415,555.20x = 3,333,507.58 × 1,327,872.62 - Step 4: Simplify right side
2,415,555.20x = 4,426,473,444,044.46 - Step 5: Solve for x
x = 4,426,473,444,044.46/2,415,555.20 - Step 6: Final answer
x = 1,832,486.98
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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.