Finding the Fourth Proportional to 1,348,076.76, 2,021,895.09 and 449,525.94
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Solution
The fourth proportional to 1,348,076.76, 2,021,895.09 and 449,525.94 is: 674,215.53
Step by Step Solution
- Step 1: Write the proportion equation
1,348,076.76 : 2,021,895.09 = 449,525.94 : x - Step 2: Convert to fraction form
1,348,076.76/2,021,895.09 = 449,525.94/x - Step 3: Cross multiply
1,348,076.76x = 2,021,895.09 × 449,525.94 - Step 4: Simplify right side
1,348,076.76x = 908,894,290,913.64 - Step 5: Solve for x
x = 908,894,290,913.64/1,348,076.76 - Step 6: Final answer
x = 674,215.53
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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.