Finding the Fourth Proportional to 1,631,087.84, 2,447,074.65 and 493,888.19
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Solution
The fourth proportional to 1,631,087.84, 2,447,074.65 and 493,888.19 is: 740,966.38
Step by Step Solution
- Step 1: Write the proportion equation
1,631,087.84 : 2,447,074.65 = 493,888.19 : x - Step 2: Convert to fraction form
1,631,087.84/2,447,074.65 = 493,888.19/x - Step 3: Cross multiply
1,631,087.84x = 2,447,074.65 × 493,888.19 - Step 4: Simplify right side
1,631,087.84x = 1,208,581,256,521.97 - Step 5: Solve for x
x = 1,208,581,256,521.97/1,631,087.84 - Step 6: Final answer
x = 740,966.38
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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.