Finding the Fourth Proportional to 1,918,103.94, 2,646,794.97 and 1,058,608.71
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Solution
The fourth proportional to 1,918,103.94, 2,646,794.97 and 1,058,608.71 is: 1,460,776.00
Step by Step Solution
- Step 1: Write the proportion equation
1,918,103.94 : 2,646,794.97 = 1,058,608.71 : x - Step 2: Convert to fraction form
1,918,103.94/2,646,794.97 = 1,058,608.71/x - Step 3: Cross multiply
1,918,103.94x = 2,646,794.97 × 1,058,608.71 - Step 4: Simplify right side
1,918,103.94x = 2,801,920,208,826.19 - Step 5: Solve for x
x = 2,801,920,208,826.19/1,918,103.94 - Step 6: Final answer
x = 1,460,776.00
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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.