Finding the Fourth Proportional to 1,880,812.57, 2,596,315.86 and 1,269,792.94
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Solution
The fourth proportional to 1,880,812.57, 2,596,315.86 and 1,269,792.94 is: 1,752,850.66
Step by Step Solution
- Step 1: Write the proportion equation
1,880,812.57 : 2,596,315.86 = 1,269,792.94 : x - Step 2: Convert to fraction form
1,880,812.57/2,596,315.86 = 1,269,792.94/x - Step 3: Cross multiply
1,880,812.57x = 2,596,315.86 × 1,269,792.94 - Step 4: Simplify right side
1,880,812.57x = 3,296,783,549,038.03 - Step 5: Solve for x
x = 3,296,783,549,038.03/1,880,812.57 - Step 6: Final answer
x = 1,752,850.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.