Finding the Fourth Proportional to 1,821,094.73, 2,513,249.75 and 1,005,455.45
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Solution
The fourth proportional to 1,821,094.73, 2,513,249.75 and 1,005,455.45 is: 1,387,605.28
Step by Step Solution
- Step 1: Write the proportion equation
1,821,094.73 : 2,513,249.75 = 1,005,455.45 : x - Step 2: Convert to fraction form
1,821,094.73/2,513,249.75 = 1,005,455.45/x - Step 3: Cross multiply
1,821,094.73x = 2,513,249.75 × 1,005,455.45 - Step 4: Simplify right side
1,821,094.73x = 2,526,960,658,348.64 - Step 5: Solve for x
x = 2,526,960,658,348.64/1,821,094.73 - Step 6: Final answer
x = 1,387,605.28
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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.