Finding the Fourth Proportional to 1,631,088.84, 2,447,076.15 and 493,889.19
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Solution
The fourth proportional to 1,631,088.84, 2,447,076.15 and 493,889.19 is: 740,967.89
Step by Step Solution
- Step 1: Write the proportion equation
1,631,088.84 : 2,447,076.15 = 493,889.19 : x - Step 2: Convert to fraction form
1,631,088.84/2,447,076.15 = 493,889.19/x - Step 3: Cross multiply
1,631,088.84x = 2,447,076.15 × 493,889.19 - Step 4: Simplify right side
1,631,088.84x = 1,208,584,457,591.82 - Step 5: Solve for x
x = 1,208,584,457,591.82/1,631,088.84 - Step 6: Final answer
x = 740,967.89
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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.