Finding the Fourth Proportional to 1,845,174.21, 2,546,341.49 and 1,029,377.89
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Solution
The fourth proportional to 1,845,174.21, 2,546,341.49 and 1,029,377.89 is: 1,420,542.09
Step by Step Solution
- Step 1: Write the proportion equation
1,845,174.21 : 2,546,341.49 = 1,029,377.89 : x - Step 2: Convert to fraction form
1,845,174.21/2,546,341.49 = 1,029,377.89/x - Step 3: Cross multiply
1,845,174.21x = 2,546,341.49 × 1,029,377.89 - Step 4: Simplify right side
1,845,174.21x = 2,621,147,630,195.66 - Step 5: Solve for x
x = 2,621,147,630,195.66/1,845,174.21 - Step 6: Final answer
x = 1,420,542.09
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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.