Finding the Fourth Proportional to 1,791,563.68, 2,687,328.81 and 726,352.53
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Solution
The fourth proportional to 1,791,563.68, 2,687,328.81 and 726,352.53 is: 1,089,522.01
Step by Step Solution
- Step 1: Write the proportion equation
1,791,563.68 : 2,687,328.81 = 726,352.53 : x - Step 2: Convert to fraction form
1,791,563.68/2,687,328.81 = 726,352.53/x - Step 3: Cross multiply
1,791,563.68x = 2,687,328.81 × 726,352.53 - Step 4: Simplify right side
1,791,563.68x = 1,951,948,070,007.91 - Step 5: Solve for x
x = 1,951,948,070,007.91/1,791,563.68 - Step 6: Final answer
x = 1,089,522.01
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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.