Finding the Fourth Proportional to 1,792,887.75, 2,689,858.33 and 530,748.18
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Solution
The fourth proportional to 1,792,887.75, 2,689,858.33 and 530,748.18 is: 796,278.19
Step by Step Solution
- Step 1: Write the proportion equation
1,792,887.75 : 2,689,858.33 = 530,748.18 : x - Step 2: Convert to fraction form
1,792,887.75/2,689,858.33 = 530,748.18/x - Step 3: Cross multiply
1,792,887.75x = 2,689,858.33 × 530,748.18 - Step 4: Simplify right side
1,792,887.75x = 1,427,637,411,778.47 - Step 5: Solve for x
x = 1,427,637,411,778.47/1,792,887.75 - Step 6: Final answer
x = 796,278.19
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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.