Finding the Fourth Proportional to 994,107.60, 1,489,686.84 and 730,161.36
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Solution
The fourth proportional to 994,107.60, 1,489,686.84 and 730,161.36 is: 1,094,158.99
Step by Step Solution
- Step 1: Write the proportion equation
994,107.60 : 1,489,686.84 = 730,161.36 : x - Step 2: Convert to fraction form
994,107.60/1,489,686.84 = 730,161.36/x - Step 3: Cross multiply
994,107.60x = 1,489,686.84 × 730,161.36 - Step 4: Simplify right side
994,107.60x = 1,087,711,769,068.50 - Step 5: Solve for x
x = 1,087,711,769,068.50/994,107.60 - Step 6: Final answer
x = 1,094,158.99
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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.