Finding the Fourth Proportional to 2,845,380.36, 3,926,575.24 and 1,556,192.48
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Solution
The fourth proportional to 2,845,380.36, 3,926,575.24 and 1,556,192.48 is: 2,147,518.46
Step by Step Solution
- Step 1: Write the proportion equation
2,845,380.36 : 3,926,575.24 = 1,556,192.48 : x - Step 2: Convert to fraction form
2,845,380.36/3,926,575.24 = 1,556,192.48/x - Step 3: Cross multiply
2,845,380.36x = 3,926,575.24 × 1,556,192.48 - Step 4: Simplify right side
2,845,380.36x = 6,110,506,860,642.20 - Step 5: Solve for x
x = 6,110,506,860,642.20/2,845,380.36 - Step 6: Final answer
x = 2,147,518.46
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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.