Finding the Fourth Proportional to 887,633.45, 1,331,450.12 and 737,981.09
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Solution
The fourth proportional to 887,633.45, 1,331,450.12 and 737,981.09 is: 1,106,971.59
Step by Step Solution
- Step 1: Write the proportion equation
887,633.45 : 1,331,450.12 = 737,981.09 : x - Step 2: Convert to fraction form
887,633.45/1,331,450.12 = 737,981.09/x - Step 3: Cross multiply
887,633.45x = 1,331,450.12 × 737,981.09 - Step 4: Simplify right side
887,633.45x = 982,585,010,838.23 - Step 5: Solve for x
x = 982,585,010,838.23/887,633.45 - Step 6: Final answer
x = 1,106,971.59
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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.