Finding the Fourth Proportional to 1,742,188.70, 2,405,094.57 and 1,089,177.53
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Solution
The fourth proportional to 1,742,188.70, 2,405,094.57 and 1,089,177.53 is: 1,503,611.49
Step by Step Solution
- Step 1: Write the proportion equation
1,742,188.70 : 2,405,094.57 = 1,089,177.53 : x - Step 2: Convert to fraction form
1,742,188.70/2,405,094.57 = 1,089,177.53/x - Step 3: Cross multiply
1,742,188.70x = 2,405,094.57 × 1,089,177.53 - Step 4: Simplify right side
1,742,188.70x = 2,619,574,951,143.54 - Step 5: Solve for x
x = 2,619,574,951,143.54/1,742,188.70 - Step 6: Final answer
x = 1,503,611.49
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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.