Finding the Fourth Proportional to 1,418,034.06, 1,956,893.09 and 773,468.09
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Solution
The fourth proportional to 1,418,034.06, 1,956,893.09 and 773,468.09 is: 1,067,389.28
Step by Step Solution
- Step 1: Write the proportion equation
1,418,034.06 : 1,956,893.09 = 773,468.09 : x - Step 2: Convert to fraction form
1,418,034.06/1,956,893.09 = 773,468.09/x - Step 3: Cross multiply
1,418,034.06x = 1,956,893.09 × 773,468.09 - Step 4: Simplify right side
1,418,034.06x = 1,513,594,355,430.61 - Step 5: Solve for x
x = 1,513,594,355,430.61/1,418,034.06 - Step 6: Final answer
x = 1,067,389.28
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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.