Finding the Fourth Proportional to 2,172,598.97, 2,997,879.97 and 1,301,229.48
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Solution
The fourth proportional to 2,172,598.97, 2,997,879.97 and 1,301,229.48 is: 1,795,513.06
Step by Step Solution
- Step 1: Write the proportion equation
2,172,598.97 : 2,997,879.97 = 1,301,229.48 : x - Step 2: Convert to fraction form
2,172,598.97/2,997,879.97 = 1,301,229.48/x - Step 3: Cross multiply
2,172,598.97x = 2,997,879.97 × 1,301,229.48 - Step 4: Simplify right side
2,172,598.97x = 3,900,929,808,554.01 - Step 5: Solve for x
x = 3,900,929,808,554.01/2,172,598.97 - Step 6: Final answer
x = 1,795,513.06
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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.