Finding the Fourth Proportional to 2,873,864.80, 3,965,848.54 and 1,584,704.84
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Solution
The fourth proportional to 2,873,864.80, 3,965,848.54 and 1,584,704.84 is: 2,186,845.87
Step by Step Solution
- Step 1: Write the proportion equation
2,873,864.80 : 3,965,848.54 = 1,584,704.84 : x - Step 2: Convert to fraction form
2,873,864.80/3,965,848.54 = 1,584,704.84/x - Step 3: Cross multiply
2,873,864.80x = 3,965,848.54 × 1,584,704.84 - Step 4: Simplify right side
2,873,864.80x = 6,284,699,376,044.93 - Step 5: Solve for x
x = 6,284,699,376,044.93/2,873,864.80 - Step 6: Final answer
x = 2,186,845.87
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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.