Finding the Fourth Proportional to 3,136,355.60, 4,704,584.97 and 861,865.77
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Solution
The fourth proportional to 3,136,355.60, 4,704,584.97 and 861,865.77 is: 1,292,812.83
Step by Step Solution
- Step 1: Write the proportion equation
3,136,355.60 : 4,704,584.97 = 861,865.77 : x - Step 2: Convert to fraction form
3,136,355.60/4,704,584.97 = 861,865.77/x - Step 3: Cross multiply
3,136,355.60x = 4,704,584.97 × 861,865.77 - Step 4: Simplify right side
3,136,355.60x = 4,054,720,747,699.48 - Step 5: Solve for x
x = 4,054,720,747,699.48/3,136,355.60 - Step 6: Final answer
x = 1,292,812.83
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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.