Finding the Fourth Proportional to 3,935,481.84, 5,897,005.20 and 2,971,374.48
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Solution
The fourth proportional to 3,935,481.84, 5,897,005.20 and 2,971,374.48 is: 4,452,367.33
Step by Step Solution
- Step 1: Write the proportion equation
3,935,481.84 : 5,897,005.20 = 2,971,374.48 : x - Step 2: Convert to fraction form
3,935,481.84/5,897,005.20 = 2,971,374.48/x - Step 3: Cross multiply
3,935,481.84x = 5,897,005.20 × 2,971,374.48 - Step 4: Simplify right side
3,935,481.84x = 17,522,210,759,707.30 - Step 5: Solve for x
x = 17,522,210,759,707.30/3,935,481.84 - Step 6: Final answer
x = 4,452,367.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.