Finding the Fourth Proportional to 1,058,117.50, 1,460,212.86 and 574,692.09
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Solution
The fourth proportional to 1,058,117.50, 1,460,212.86 and 574,692.09 is: 793,080.90
Step by Step Solution
- Step 1: Write the proportion equation
1,058,117.50 : 1,460,212.86 = 574,692.09 : x - Step 2: Convert to fraction form
1,058,117.50/1,460,212.86 = 574,692.09/x - Step 3: Cross multiply
1,058,117.50x = 1,460,212.86 × 574,692.09 - Step 4: Simplify right side
1,058,117.50x = 839,172,780,358.28 - Step 5: Solve for x
x = 839,172,780,358.28/1,058,117.50 - Step 6: Final answer
x = 793,080.90
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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.