Finding the Fourth Proportional to 737,781.60, 1,107,130.84 and 666,789.96
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Solution
The fourth proportional to 737,781.60, 1,107,130.84 and 666,789.96 is: 1,000,599.27
Step by Step Solution
- Step 1: Write the proportion equation
737,781.60 : 1,107,130.84 = 666,789.96 : x - Step 2: Convert to fraction form
737,781.60/1,107,130.84 = 666,789.96/x - Step 3: Cross multiply
737,781.60x = 1,107,130.84 × 666,789.96 - Step 4: Simplify right side
737,781.60x = 738,223,728,518.37 - Step 5: Solve for x
x = 738,223,728,518.37/737,781.60 - Step 6: Final answer
x = 1,000,599.27
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.