Finding the Fourth Proportional to 1,845,434.88, 2,546,696.61 and 1,029,590.06
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Solution
The fourth proportional to 1,845,434.88, 2,546,696.61 and 1,029,590.06 is: 1,420,832.31
Step by Step Solution
- Step 1: Write the proportion equation
1,845,434.88 : 2,546,696.61 = 1,029,590.06 : x - Step 2: Convert to fraction form
1,845,434.88/2,546,696.61 = 1,029,590.06/x - Step 3: Cross multiply
1,845,434.88x = 2,546,696.61 × 1,029,590.06 - Step 4: Simplify right side
1,845,434.88x = 2,622,053,502,758.21 - Step 5: Solve for x
x = 2,622,053,502,758.21/1,845,434.88 - Step 6: Final answer
x = 1,420,832.31
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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.