Finding the Fourth Proportional to 4,188,888.84, 5,781,291.66 and 2,558,234.10
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Solution
The fourth proportional to 4,188,888.84, 5,781,291.66 and 2,558,234.10 is: 3,530,744.79
Step by Step Solution
- Step 1: Write the proportion equation
4,188,888.84 : 5,781,291.66 = 2,558,234.10 : x - Step 2: Convert to fraction form
4,188,888.84/5,781,291.66 = 2,558,234.10/x - Step 3: Cross multiply
4,188,888.84x = 5,781,291.66 × 2,558,234.10 - Step 4: Simplify right side
4,188,888.84x = 14,789,897,466,657.61 - Step 5: Solve for x
x = 14,789,897,466,657.61/4,188,888.84 - Step 6: Final answer
x = 3,530,744.79
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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.