Finding the Fourth Proportional to 2,580,866.54, 3,871,048.29 and 783,765.58
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Solution
The fourth proportional to 2,580,866.54, 3,871,048.29 and 783,765.58 is: 1,175,571.99
Step by Step Solution
- Step 1: Write the proportion equation
2,580,866.54 : 3,871,048.29 = 783,765.58 : x - Step 2: Convert to fraction form
2,580,866.54/3,871,048.29 = 783,765.58/x - Step 3: Cross multiply
2,580,866.54x = 3,871,048.29 × 783,765.58 - Step 4: Simplify right side
2,580,866.54x = 3,033,994,398,542.24 - Step 5: Solve for x
x = 3,033,994,398,542.24/2,580,866.54 - Step 6: Final answer
x = 1,175,571.99
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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.