Finding the Fourth Proportional to 3,014,039.98, 4,159,378.81 and 1,637,384.62
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Solution
The fourth proportional to 3,014,039.98, 4,159,378.81 and 1,637,384.62 is: 2,259,592.75
Step by Step Solution
- Step 1: Write the proportion equation
3,014,039.98 : 4,159,378.81 = 1,637,384.62 : x - Step 2: Convert to fraction form
3,014,039.98/4,159,378.81 = 1,637,384.62/x - Step 3: Cross multiply
3,014,039.98x = 4,159,378.81 × 1,637,384.62 - Step 4: Simplify right side
3,014,039.98x = 6,810,502,892,247.90 - Step 5: Solve for x
x = 6,810,502,892,247.90/3,014,039.98 - Step 6: Final answer
x = 2,259,592.75
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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.