Finding the Fourth Proportional to 2,490,396.36, 3,735,594.54 and 1,424,691.08
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Solution
The fourth proportional to 2,490,396.36, 3,735,594.54 and 1,424,691.08 is: 2,137,036.62
Step by Step Solution
- Step 1: Write the proportion equation
2,490,396.36 : 3,735,594.54 = 1,424,691.08 : x - Step 2: Convert to fraction form
2,490,396.36/3,735,594.54 = 1,424,691.08/x - Step 3: Cross multiply
2,490,396.36x = 3,735,594.54 × 1,424,691.08 - Step 4: Simplify right side
2,490,396.36x = 5,322,068,212,961.67 - Step 5: Solve for x
x = 5,322,068,212,961.67/2,490,396.36 - Step 6: Final answer
x = 2,137,036.62
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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.