Finding the Fourth Proportional to 1,424,130.68, 2,135,924.10 and 426,858.68
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Solution
The fourth proportional to 1,424,130.68, 2,135,924.10 and 426,858.68 is: 640,206.52
Step by Step Solution
- Step 1: Write the proportion equation
1,424,130.68 : 2,135,924.10 = 426,858.68 : x - Step 2: Convert to fraction form
1,424,130.68/2,135,924.10 = 426,858.68/x - Step 3: Cross multiply
1,424,130.68x = 2,135,924.10 × 426,858.68 - Step 4: Simplify right side
1,424,130.68x = 911,737,741,906.19 - Step 5: Solve for x
x = 911,737,741,906.19/1,424,130.68 - Step 6: Final answer
x = 640,206.52
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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.