Finding the Fourth Proportional to 1,607,459.62, 2,218,286.48 and 882,319.68
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Solution
The fourth proportional to 1,607,459.62, 2,218,286.48 and 882,319.68 is: 1,217,596.88
Step by Step Solution
- Step 1: Write the proportion equation
1,607,459.62 : 2,218,286.48 = 882,319.68 : x - Step 2: Convert to fraction form
1,607,459.62/2,218,286.48 = 882,319.68/x - Step 3: Cross multiply
1,607,459.62x = 2,218,286.48 × 882,319.68 - Step 4: Simplify right side
1,607,459.62x = 1,957,237,817,181.93 - Step 5: Solve for x
x = 1,957,237,817,181.93/1,607,459.62 - Step 6: Final answer
x = 1,217,596.88
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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.