Finding the Fourth Proportional to 3,789,556.84, 5,684,101.98 and 1,265,000.68
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Solution
The fourth proportional to 3,789,556.84, 5,684,101.98 and 1,265,000.68 is: 1,897,423.15
Step by Step Solution
- Step 1: Write the proportion equation
3,789,556.84 : 5,684,101.98 = 1,265,000.68 : x - Step 2: Convert to fraction form
3,789,556.84/5,684,101.98 = 1,265,000.68/x - Step 3: Cross multiply
3,789,556.84x = 5,684,101.98 × 1,265,000.68 - Step 4: Simplify right side
3,789,556.84x = 7,190,392,869,889.35 - Step 5: Solve for x
x = 7,190,392,869,889.35/3,789,556.84 - Step 6: Final answer
x = 1,897,423.15
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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.