Finding the Fourth Proportional to 815,937.13, 1,125,630.97 and 543,739.87
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Solution
The fourth proportional to 815,937.13, 1,125,630.97 and 543,739.87 is: 750,119.60
Step by Step Solution
- Step 1: Write the proportion equation
815,937.13 : 1,125,630.97 = 543,739.87 : x - Step 2: Convert to fraction form
815,937.13/1,125,630.97 = 543,739.87/x - Step 3: Cross multiply
815,937.13x = 1,125,630.97 × 543,739.87 - Step 4: Simplify right side
815,937.13x = 612,050,437,295.77 - Step 5: Solve for x
x = 612,050,437,295.77/815,937.13 - Step 6: Final answer
x = 750,119.60
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.