Finding the Fourth Proportional to 1,960,862.96, 2,706,056.60 and 1,089,734.36
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Solution
The fourth proportional to 1,960,862.96, 2,706,056.60 and 1,089,734.36 is: 1,503,869.94
Step by Step Solution
- Step 1: Write the proportion equation
1,960,862.96 : 2,706,056.60 = 1,089,734.36 : x - Step 2: Convert to fraction form
1,960,862.96/2,706,056.60 = 1,089,734.36/x - Step 3: Cross multiply
1,960,862.96x = 2,706,056.60 × 1,089,734.36 - Step 4: Simplify right side
1,960,862.96x = 2,948,882,857,124.78 - Step 5: Solve for x
x = 2,948,882,857,124.78/1,960,862.96 - Step 6: Final answer
x = 1,503,869.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.