Finding the Fourth Proportional to 4,376,355.12, 6,034,609.08 and 2,845,623.60
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Solution
The fourth proportional to 4,376,355.12, 6,034,609.08 and 2,845,623.60 is: 3,923,864.85
Step by Step Solution
- Step 1: Write the proportion equation
4,376,355.12 : 6,034,609.08 = 2,845,623.60 : x - Step 2: Convert to fraction form
4,376,355.12/6,034,609.08 = 2,845,623.60/x - Step 3: Cross multiply
4,376,355.12x = 6,034,609.08 × 2,845,623.60 - Step 4: Simplify right side
4,376,355.12x = 17,172,226,014,822.29 - Step 5: Solve for x
x = 17,172,226,014,822.29/4,376,355.12 - Step 6: Final answer
x = 3,923,864.85
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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.