Finding the Fourth Proportional to 3,556,041.70, 4,907,338 and 1,924,449.48
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Solution
The fourth proportional to 3,556,041.70, 4,907,338 and 1,924,449.48 is: 2,655,740.53
Step by Step Solution
- Step 1: Write the proportion equation
3,556,041.70 : 4,907,338 = 1,924,449.48 : x - Step 2: Convert to fraction form
3,556,041.70/4,907,338 = 1,924,449.48/x - Step 3: Cross multiply
3,556,041.70x = 4,907,338 × 1,924,449.48 - Step 4: Simplify right side
3,556,041.70x = 9,443,924,062,284.24 - Step 5: Solve for x
x = 9,443,924,062,284.24/3,556,041.70 - Step 6: Final answer
x = 2,655,740.53
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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.