Finding the Fourth Proportional to 1,452,170.88, 2,178,360.36 and 387,207.36
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Solution
The fourth proportional to 1,452,170.88, 2,178,360.36 and 387,207.36 is: 580,838.78
Step by Step Solution
- Step 1: Write the proportion equation
1,452,170.88 : 2,178,360.36 = 387,207.36 : x - Step 2: Convert to fraction form
1,452,170.88/2,178,360.36 = 387,207.36/x - Step 3: Cross multiply
1,452,170.88x = 2,178,360.36 × 387,207.36 - Step 4: Simplify right side
1,452,170.88x = 843,477,164,124.25 - Step 5: Solve for x
x = 843,477,164,124.25/1,452,170.88 - Step 6: Final answer
x = 580,838.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.