Finding the Fourth Proportional to 5,696,763.12, 8,545,420.53 and 1,858,578.12
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Solution
The fourth proportional to 5,696,763.12, 8,545,420.53 and 1,858,578.12 is: 2,787,957.18
Step by Step Solution
- Step 1: Write the proportion equation
5,696,763.12 : 8,545,420.53 = 1,858,578.12 : x - Step 2: Convert to fraction form
5,696,763.12/8,545,420.53 = 1,858,578.12/x - Step 3: Cross multiply
5,696,763.12x = 8,545,420.53 × 1,858,578.12 - Step 4: Simplify right side
5,696,763.12x = 15,882,331,623,256.80 - Step 5: Solve for x
x = 15,882,331,623,256.80/5,696,763.12 - Step 6: Final answer
x = 2,787,957.18
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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.