Finding the Fourth Proportional to 984,433.41, 1,481,968.17 and 885,449.79
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Solution
The fourth proportional to 984,433.41, 1,481,968.17 and 885,449.79 is: 1,332,958.02
Step by Step Solution
- Step 1: Write the proportion equation
984,433.41 : 1,481,968.17 = 885,449.79 : x - Step 2: Convert to fraction form
984,433.41/1,481,968.17 = 885,449.79/x - Step 3: Cross multiply
984,433.41x = 1,481,968.17 × 885,449.79 - Step 4: Simplify right side
984,433.41x = 1,312,208,404,913.18 - Step 5: Solve for x
x = 1,312,208,404,913.18/984,433.41 - Step 6: Final answer
x = 1,332,958.02
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.