Finding the Fourth Proportional to 943,613.10, 1,414,239.28 and 743,141.75
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Solution
The fourth proportional to 943,613.10, 1,414,239.28 and 743,141.75 is: 1,113,783.02
Step by Step Solution
- Step 1: Write the proportion equation
943,613.10 : 1,414,239.28 = 743,141.75 : x - Step 2: Convert to fraction form
943,613.10/1,414,239.28 = 743,141.75/x - Step 3: Cross multiply
943,613.10x = 1,414,239.28 × 743,141.75 - Step 4: Simplify right side
943,613.10x = 1,050,980,244,528.89 - Step 5: Solve for x
x = 1,050,980,244,528.89/943,613.10 - Step 6: Final answer
x = 1,113,783.02
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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.