Finding the Fourth Proportional to 5,436,954.40, 8,155,172.40 and 1,842,368.80
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Solution
The fourth proportional to 5,436,954.40, 8,155,172.40 and 1,842,368.80 is: 2,763,465.37
Step by Step Solution
- Step 1: Write the proportion equation
5,436,954.40 : 8,155,172.40 = 1,842,368.80 : x - Step 2: Convert to fraction form
5,436,954.40/8,155,172.40 = 1,842,368.80/x - Step 3: Cross multiply
5,436,954.40x = 8,155,172.40 × 1,842,368.80 - Step 4: Simplify right side
5,436,954.40x = 15,024,835,188,381.12 - Step 5: Solve for x
x = 15,024,835,188,381.12/5,436,954.40 - Step 6: Final answer
x = 2,763,465.37
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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.