Finding the Fourth Proportional to 5,653,240.80, 7,798,151.20 and 3,556,750.08
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Solution
The fourth proportional to 5,653,240.80, 7,798,151.20 and 3,556,750.08 is: 4,906,225.63
Step by Step Solution
- Step 1: Write the proportion equation
5,653,240.80 : 7,798,151.20 = 3,556,750.08 : x - Step 2: Convert to fraction form
5,653,240.80/7,798,151.20 = 3,556,750.08/x - Step 3: Cross multiply
5,653,240.80x = 7,798,151.20 × 3,556,750.08 - Step 4: Simplify right side
5,653,240.80x = 27,736,074,904,452.10 - Step 5: Solve for x
x = 27,736,074,904,452.10/5,653,240.80 - Step 6: Final answer
x = 4,906,225.63
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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.