Finding the Fourth Proportional to 1,058,432.40, 1,460,630.88 and 574,993.68
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Solution
The fourth proportional to 1,058,432.40, 1,460,630.88 and 574,993.68 is: 793,488.11
Step by Step Solution
- Step 1: Write the proportion equation
1,058,432.40 : 1,460,630.88 = 574,993.68 : x - Step 2: Convert to fraction form
1,058,432.40/1,460,630.88 = 574,993.68/x - Step 3: Cross multiply
1,058,432.40x = 1,460,630.88 × 574,993.68 - Step 4: Simplify right side
1,058,432.40x = 839,853,524,812.84 - Step 5: Solve for x
x = 839,853,524,812.84/1,058,432.40 - Step 6: Final answer
x = 793,488.11
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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.