Finding the Fourth Proportional to 1,383,032.08, 2,074,548.48 and 436,476.88
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Solution
The fourth proportional to 1,383,032.08, 2,074,548.48 and 436,476.88 is: 654,715.43
Step by Step Solution
- Step 1: Write the proportion equation
1,383,032.08 : 2,074,548.48 = 436,476.88 : x - Step 2: Convert to fraction form
1,383,032.08/2,074,548.48 = 436,476.88/x - Step 3: Cross multiply
1,383,032.08x = 2,074,548.48 × 436,476.88 - Step 4: Simplify right side
1,383,032.08x = 905,492,447,959.14 - Step 5: Solve for x
x = 905,492,447,959.14/1,383,032.08 - Step 6: Final answer
x = 654,715.43
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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.