Finding the Fourth Proportional to 1,629,175.36, 2,445,550.80 and 1,294,368.16
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Solution
The fourth proportional to 1,629,175.36, 2,445,550.80 and 1,294,368.16 is: 1,942,972.60
Step by Step Solution
- Step 1: Write the proportion equation
1,629,175.36 : 2,445,550.80 = 1,294,368.16 : x - Step 2: Convert to fraction form
1,629,175.36/2,445,550.80 = 1,294,368.16/x - Step 3: Cross multiply
1,629,175.36x = 2,445,550.80 × 1,294,368.16 - Step 4: Simplify right side
1,629,175.36x = 3,165,443,089,182.53 - Step 5: Solve for x
x = 3,165,443,089,182.53/1,629,175.36 - Step 6: Final answer
x = 1,942,972.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.